e a rni ng L2 Mathematics Ex pre ss Multiplication This book belongs to Scholastic Learning Express: Multiplication, Level © Scholastic Copyright © 2005, 2010 by Scholastic Inc Copyright © 2013 by Scholastic Education International (Singapore) Private Limited All rights reserved Previously published as Reading & Math Jumbo Workbook Grade 2, Summer Express 1-2, Success With Math Grade and Success With Multiplication Facts 3-4 by Scholastic Inc This edition published by Scholastic Education International (Singapore) Private Limited A division of Scholastic Inc No part of this publication may be reproduced in whole or in part, or stored in a retrieval system, or transmitted in any form or by any means, electronic, mechanical, photocopying, recording, or otherwise without the written permission of the publisher For information regarding permission, write to: Scholastic Education International (Singapore) Private Limited 81 Ubi Avenue #02-28 UB.ONE Singapore 408830 customerservice@scholastic.com.sg First edition 2013 ISBN 978-981-07-1366-9 Scholastic Learning Express: Multiplication, Level © Scholastic Welcome to eEa rpnreisns g ! x Helping your child build essential skills is easy! These teacher-approved activities have been specially developed to make learning ERWKDFFHVVLEOHDQGHQMR\DEOH2QHDFKSDJH\RX¶OO¿QG multiplying by to Focus Skill The focus of each activity page is clearly indicated Date: Color each box that contains a multiplication sentence that is correct Cross out each incorrect product and write the correct product Instructions In The Th read-aloud instructions are ar easy for your child to understand un × 12 = 108 × = 95 × = 47 × = 36 × = 79 × = 89 × 11 = 77 Meaningful learning Each activity has been carefully designed to make your child’s learning meaningful and fun × = 18 × = 32 × 12 = 92 × = 27 12 × = 73 × 10 = 19 × = 72 × = 56 × = 45 11 × = 81 × = 54 × = 21 7×0=0 MultiplicationƠ/ 53 7KLVERRNDOVRFRQWDLQV M u l t i p l ic a t io n P r a c t ic e Te s t ea rni ng Ex pre ss Fill in the bubble next to the correct answer  ×6 $ 45 $ B 54 B C 63 C 14 D 52 D 27 ×5 68 Cong ×7 $ 20 $ B B C 15 C 10 D D 18 s! I, I, tar !! ers tar Sup ers stic Sup ola stic am Sch ola a Sch am a L2 illsn L3 SKtio ltip nglica Mu adi tedRe ple ted ple com hav e ecom I Ihav draw a Paste a photo or picture of yourself To be replace with L2 mascot ×6 ratulation Pre sen ted on &RPSOHWLRQFHUWL¿FDWH to celebrate your child’s leap in learning MultiplicationÔ/ L2 Multiplication.indd 68 Instant assessment to ensure your child really masters the skills Motivational cut and - paste stickers to mark the milestones of your child’s learning path Scholastic Learning Express: Multiplication, Level © Scholastic Contents Multiplication multiplication fact families of and 37 repeated addition multiplying by to 38–39 using grouping 7–9 multiplication facts of 40–41 using arrays 10 multiplying by to 42 using a number line 11 multiplication facts of 43–44 identifying number patterns 12 multiplication fact families of and 45 multiplication facts of and 13 multiplication facts of 46–47 multiplying by and 14 multiplying by 48 multiplication facts of 15–16 multiplying by to 49–50 multiplying by 17 multiplying by to 51 multiplication fact families of and 18 multiplying by to 52–53 multiplication facts of 19–21 multiplication facts of 10 54–55 multiplying by 22 multiplying by 10 56 multiplying by to 23 multiplication fact families of and 10 57 multiplication facts of 24 multiplying by to 10 58–59 multiplying by 25 multiplication 60–62 multiplication fact families of and 26 word problems 63–67 multiplying by to 27 Multiplication Practice Test 68–74 skip counting with fives 28 multiplication facts of 29–30 multiplying by 31 multiplying by to 32–34 Answer Key 75–78 Certificate 79 Cut and-Paste Stickers 80 multiplication facts of 35–36 Scholastic Learning Express: Multiplication, Level © Scholastic Multiplication Multiplying is a quick way to add things up For example: + + + + = 10 or × = 10 The activities in this book will introduce your child to some basic multiplication facts What to Have your child solve the vertical and horizontal multiplication problems on the activity pages Some of the problems will require that your child carry over a number from one column to the column on the left On the activity pages your child is asked to color each page according to the answers to the problems Doing so will uncover a beautiful design Keep On Going! Encourage your child to climb the multiplication mountain Have him or her practice the multiplication table from to 10 Then you and your child can make up problems for each other to solve Multltltip Mu MultiplicationÔ/ iplilicationÔ/  ip    Scholastic Learning Express: Multiplication, Level © Scholastic repeated addition Date: The addition sentence + + + + = 20 can be written as a multiplication sentence Count how many times is being added together The answer is So, + + + + = 20 can be written as × = 20 Multiplication is a quick way to add Write a multiplication sentence for each addition sentence  + + = 15 _ _ + = 16 _ + + = 21 + + + + = 25 1+1+1+1+1=5 0+0+0+0=0 _ + + + + = 15  11 + 11 + 11 = 33 10 12 + 12 + 12 + 12 = 48 10 + 10 + 10 + 10 = 40 _ 13 _ 15 + + = 27 _ _ _ 14 + + + = 16 _ _ 11 2+2+2+2=8 _ _ + + + = 24 + + + = 32 _ 16 _ + + + = 36 _ Today, we are going to the beach Mom packed the picnic basket with six sandwiches, six water bottles, six candy bars and six apples How many items did she pack in all? MultiplicationƠ/  Scholastic Learning Express: Multiplication, Level © Scholastic using grouping Date: The multiplication symbol (×) can be thought of as meaning “groups of.” “groups of ” equals 12 × = 12 “groups of ” equals 10 × = 10 Write the multiplication sentence for each diagram  _ _ MultiplicationÔ/  Scholastic Learning Express: Multiplication, Level © Scholastic using grouping Date: Write the multiplication sentence for each diagram  MultiplicationÔ/  Scholastic Learning Express: Multiplication, Level © Scholastic using grouping Date: Write the multiplication sentence for each diagram  _ :LOOLDPKDV¿YHEDJVRIKDPEXUJHUV7KHUHDUHVHYHQKDPEXUJHUVLQHDFKEDJ On another sheet of paper, draw pictures to show the total number of hamburgers MultiplicationƠ/  Scholastic Learning Express: Multiplication, Level © Scholastic word problems Date: Read the questions Write the multiplication sentence for each TXHVWLRQDQGVROYHWKHSUREOHP Sally earns $5 a week walking her neighbor’s dog How much will she earn in a month? (Assume there are weeks in a month.)  A scoop of ice cream cost $1 Toby bought one scoop for himself, one scoop for his brother and two scoops for his parents How much did Toby spend altogether? Trisha saves $2 more than her sister every week How much more will she save than her sister after 10 weeks? 66 MultiplicationÔ/  Scholastic Learning Express: Multiplication, Level © Scholastic word problems Date: Read the questions Write the multiplication sentence for each TXHVWLRQDQGVROYHWKHSUREOHP A worker can pack 12 toys in one hour How many toys can the worker pack between a.m and 12 noon?  Mother buys dozen loaves of bread for a party How many loaves of bread does Mother buy? Jane, Christine and Myla have DVDs each How many DVDs they have altogether? MultiplicationÔ/  Scholastic Learning Express: Multiplication, Level © Scholastic 67 M u l t i p l ic a t io n P r a c t ic e Te s t Fill in the bubble next to the correct answer  68 ×6 ×7 $ 45 $ B 54 B C 63 C 14 D 52 D 27 4 ×5 ×6 $ 20 $ B B C 15 C 10 D D 18 MultiplicationÔ/  Scholastic Learning Express: Multiplication, Level © Scholastic M u l t i p l ic a t io n P r a c t ic e Te s t Fill in the bubble next to the correct answer ×5 × 10 $ 26 $ 50 B 30 B 15 C 40 C D 60 D 20 ×7 ×4 $ 17 $ B 21 B C 10 C 12 D 11 D 16 MultiplicationÔ/  Scholastic Learning Express: Multiplication, Level © Scholastic 69 M u l t i p l ic a t io n P r a c t ic e Te s t Fill in the bubble next to the correct answer 10 70 11 12 × 10 × $ $ B 20 B 17 C 26 C 70 D 96 D 71  ×7 ×8 $ $ B 14 B 12 C 40 C 32 D 49 D 48 MultiplicationÔ/  Scholastic Learning Express: Multiplication, Level © Scholastic M u l t i p l ic a t io n P r a c t ic e Te s t Fill in the bubble next to the correct answer 13 14 15 ×2 ×3 $ $ B 11 B C 18 C 15 D 28 D 50 16 ×6 11 × $ 13 $ B 42 B 14 C 67 C 15 D 76 D 44 MultiplicationÔ/  Scholastic Learning Express: Multiplication, Level © Scholastic 71 M u l t i p l ic a t io n P r a c t ic e Te s t Fill in the bubble next to the correct answer 17 12, 14, , , 20 $ 15, 16 $ 77, 88 B 16, 18 B 88, 99 C 16, 19 C 67, 68 D 15, 19 D 77, 78 18 25, , , 34, 37   19 44, 55, 66, ,  35, , 45, , 55 $ 26, 27 $ 40, 50 B 27, 29 B 40, 46 C 28, 31 C 36, 50 D 30, 32 D 36, 46 MultiplicationÔ/  Scholastic Learning Express: Multiplication, Level © Scholastic M u l t i p l ic a t io n P r a c t ic e Te s t Write the multiplication sentence for each diagram    MultiplicationÔ/  Scholastic Learning Express: Multiplication, Level © Scholastic 73 M u l t i p l ic a t io n P r a c t ic e Te s t Read the questions Write the multiplication sentence for each TXHVWLRQDQGVROYHWKHSUREOHP  Jason walks km every week How many km will she walk in 12 weeks?  A bookseller sold 10 storybooks Each storybook cost $7 How much did he make?  Five children each bought funfair tickets How many tickets did they buy in all? 74 MultiplicationÔ/  Scholastic Learning Express: Multiplication, Level © Scholastic Answer Key Page Page 17 40, 50, 60, 70, 80 × = 15 × = 24 9, 36, 45, 54, 63 × = 16 4 × = 18, 24, 36, 42, 48 × = 21 × = 16 11, 33, 55, 66 × = 27 × = 25 20, 25, 30, 35, 40 20 22 24 10 14 16 18 12 × = 15 10 × 10 = 40 10 16, 32, 48, 56, 64 11 × = 12 × 11 = 33 11 16, 18, 20, 24, 26 13 × = 32 14 × = 12 12, 36, 72, 84, 96, 108; goals 14 24 16 10 0 × = 20 × = 14 × = × = × = 15 × = × = 12 × = 12 × = 12 × = 18 10 × = 15 11 × = 12 × = 14; 24 people, Check array 36 24 12 15 16, 8, 4, 24, 10, 20, 24 18, 2, 20, 14 0, 12, 6, 10, 18 12, 22, 4; Rhymes will vary Page 12 Page 21 12 x = 42 Page 16 x = 17 0x3=3 x = 24 x = 19 12 × = 24 1×2=1 4×2=8 × = 12 6×2=8 × = 11 × = 14 11 × = 22 3×2=5 × = 14 2×2=4 × 12 = 26 × = 18 2×1=2 × = 16 × = 10 × = 12 3x1=4 10 x = 20 0x3=0 x = 10 =3 x3 1x3=1 x = 12 2x3=6 28 = 10 x = 33 x = 17 5, 6, 7, 8, 28, 35, 42, 49, 56 3= 24 x × 10 = 20 20, 24, 28, 32, 36 8x x = 24 3x3=6 15, 18, 21, 24, 27 x = 28 11 x = 43 =3 × = 9 × = 27 11 × = 24 21 30 27 33 33 12 18 24 36 36 24 21 15 30 Page 15 6, 16, 22, 14 30 18 3x 6 × = 12 27 18 18 × = 21 10 0; 3= 4 × = 20 33 6x × = 10 36 12 27 2×3=6 × = 14 30 Page 11 × = 16 18 Page 20 × = 27 × = 10 Page 10 12 5 × = 20 24 “WHOOOO IS IT?” × = 6 11 Page 14 Page × = 15 x = 15 × = 18 0 = 29 x = 27 × = 24 0 x = 13 × = 12 Page 19 3x9 × = 24 × = 16 6, 8, 10, 12, 14, 16, 18, 20, 22, 24 Page 8 3= 6 × = 18 0 1x × = 3x 3= 12 =1 x = 12 4 × = 12 3x 3 × = 15 9, 10, 11, 12; Multiply by 2: 0, 2, 4, 3x2=8 × = x = 21 × = Multiply by 1: 0, 1, 2, 3, 4, 5, 6, 7, 8, 11 Page × = 15 Page 18 10 2x3=5 + + + = 24, × = 24 Page 13 20 10 22 5x3=8 15 × 12 = 48 16 × = 36; 12 18 × = 8, people MultiplicationÔ/  Scholastic Learning Express: Multiplication, Level © Scholastic 75 Page 22 15 12 24 21 15 27 21 15 27 18 12 18 24 24 27 11 12 13 14 15 16 17 18 21 18 Page 32 Page 28 21 24 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 14 30 Page 29 24 6 24 12 10 21 11 27 12 10 40 15 A 40 D 16 E 44 I M N 20 O 28 R 24 S 12 T 32 Y 36 ! 48; 50 60 YES! I ADORE IT MORE AND 15 scoops MORE!; Check message Page 30 35 45 30 Page 25 40 24 12 12 16 30 16 20 25 50 24 36 12 28 20 10 32 36 32 35 32 35 40 28 20 60 20 55 Multiply by 3: 0, 3, 6, 9, 12, 15, 18, 2x0=0 24 x 11 = 55 30 x = 27 27 2x4=8 Page 34 A 22 B C 18 D 48 E 36 G 16 H 60 I 12 M 44 O 21 P 40 R 30 S 45 T 35 U 28 V 33 Y 24 ! 0; BECAUSE YOU HAVE THE RIGHT PRODUCT EVERY TIME!; 36 crackers 24 20 25 50 55 Page 27 10 20 27 24 30 30 40 15 36 28 40 10 11 12 21 15 15 54 35 10 50 35 45 60 66 18 24 24 60 30 60 48 36 45 18 40, 44, 48 60 12 66 4: 0, 4, 8, 12, 16, 20, 24, 28, 32, 36, 76 x = 30 55 Page 31 21, 24, 27, 30, 33, 36; Multiply by 18 3x7= 21 x =4 40 Page 35 10 Page 26 32 5= Mr Weaver’s class has more students 15 25 35 44 8x Page 33 A 36 B 50 D 16 E 44 G 12 H 18 I 28 L 30 M 32 N 27 O 21 P R 22 S 35 T 45 U 24 W 25 Y 48 ! 9; SO THAT HIS GROUP WOULD BEGIN TO GET LARGER AND MULTIPLY!; Mr Weaver’s class has 24 students Mrs Moore’s class has 20 students 25 10 20 55 20 x = 24 Page 24 16 x = 20 Answers will vary Page 23 21 40 10 72 42 72 48 18 12 42 18 30 36 48 fireworks 55 20 Page 36 × = 18 × = 30 × = 54 11 × = 66 × = 12 × = 24 MultiplicationÔ/  Scholastic Learning Express: Multiplication, Level â Scholastic fifty-four, ì = 54 Page 42 forty-five, × = 45 24 10 11 × = 12 10 × = 60 13 30,  × = O 14 42, × À = Õ_ 15 54, × = Õ 16 18, × = zË 17 48, × Ë = Õ Ë 18 36, × = 19 72, a × = À_ 20 60, × - = 9O; 72 flower symbols 12 thirty-six, × = 36; 21 21 48 18 30 35 36 28 21 24 21 63 42 48 54 The other factor in the multiplication sentence is one less each time; × = 27; × = 18; × = 9; × = 30 63 42 30 49 56 Page 47 Across Forty-five Nine One hundred eight 10 Ninety 28 Page 43 32 56 Page 37 Multiply by 5: 0, 5, 10, 15, 20, 25, 30, 35, 40, 45, 50, 55, 60; Multiply by 6: 0, 6, 12, 18, 24, 30, 36, 42, 48, 54, 60, 66, 72 88 24 48 16 88 16 64 96 80 11 Ninety-nine 40 24 48 72 56 32 80 40 Page 48 96 45 Page 38 60 15 14 10 24 12 45 40 9 10 11 27 12 25 96 seconds 16, 32, 32, 80 0, 40, 48, 72 Page 39 18 50 42 28 32 16 10 15 11 40 12 24 8, 24, 16, 88 8, 96, 24, 48 Page 40 14 56 84 35 49 21 63 42 28 56 84 77 77 70 63 18 72 81 99 90 99 63 72 63 F O R T Y – E I G H T H G I E C O N S I O W T – Y T R I H T E F I F T Y – S I X Y D H Y L L O S I X T E E N X Y T R O F I R I J T W E N T Y – F O U R 72, 56, 64 M T X W F V U S H Z T D F E N R Y C E H O I M I N E U V W I U – B I R S R L R P R R Y X N O E I G H T Y T T Q A Z O C E F I F H S I X T Y – F O U R T – G N T Z U B C – D E G F H Y Y H E S E V E N T Y – T W O – T T E T R W X A W J F K L M S N I T S O V Y Z O N Q O U W I Page 45 Page 41 Multiply by 7: 0, 7, 14, 21, 28, E F X O W T – Y T N E V E S X W E I G H T Y – E I G H T T Z T H S I L R U O F – Y T X I S 18 27 Page 49 A C 45 D 56 E 25 F 24 G 16 H 64 I 90 K 36 L 84 M 72 N 49 O 12 P 18 R 60 S 27 T 96 U 81 Y 108 ! 0; FIND THE RIGHT PRODUCTS, GET THEM TO STICK IN YOUR HEAD AND DON’T LET THEM ESCAPE! Page 50 30 one hundred eight, 12 × = 108 ninety-nine, 11 × = 99 ninety, 10 × = 90 eighty-one, × = 81 seventy-two, × = 72 sixty-three, × = 63 49 36 24 16 15 32 66 45 28 25 63 84 21 35 Page 46 20 49 times 42 56 63 70 40, 48, 56, 64, 72, 80, 88, 96 77 35 84 14 28 56 14 Multiply by 8: 0, 8, 16, 24, 32, 45 35, 42, 49, 56, 63, 70, 77, 84 21 49 70 45 36 42 months; no 63 77 42 28 54 72 Page 44 40, 64, Down Twenty-seven Fifty-four Zero Seventy-two Eighty-one 36 48 × = 42 × 12 = 72 10 × = 42 × = 48 40 40 24 The sum is 108 12 × or × 12 MultiplicationƠ/  Scholastic Learning Express: Multiplication, Level © Scholastic 77 Page 51 Page 55 25 22 21 50 80 20 100 30 70 110 38 41 37 39 42 10 120 100 42 bananas, 20 coconuts 36 72 63 49 6 10 12 16 18 10 24; 2, 4, 6, 4, 8, 12, 16 6, 12, 18, 24 8, 16, 24, 32 10, 20, 30, 40, 50, 60, 70, 80, 90, 100 Page 56 96 49 27 99 24 56 35 45 40 45 inches; inches; Two possible 90 answers: inches, because it grew 20 inches each week; or inches, 36 40 77 70 80 21 81 Page 64 10 50 40 54 60 50 80 64 11 70 clouds Page 52 48 110 20 120 Page 63 40 36 80 60 “TIME TO TAKE OFF.” 40 13 40 30 90 34 15 12 11 10 70 90 10 33 14 35 29 20 18 17 16 26 32 24 28 31 27 30 23 19 Page 62 63 18 30 100 because it doubled in height 30 each week 27 35 Page 57 Page 65 28 tiles Multiply 9: 0, 9, 18, 27, 36, 45, 54, Page 53 63, 72, 81, 90, 99, 108 70 42 72 72 ,3×3=9 , × = 15 Multiply 10: 0, 10, 20, 30, 40, 50, 108 45 95 49 47 36 79 60, 70, 80, 90, 100, 110, 120 , × = 16 Page 58 Page 66 10 24 64 70 45 14 $5 × = $20 81 30 24 10 11 28 12 18 $1 × = $4 Page 59 $2 × 10 = $20 72 81 89 77 18 32 92 96 32 80 40 21 27 73 72 72 42 56 12 × = 36 toys Page 60 88 12 × = 60 loaves 54 10 16 B A C D B 20 36 B A D D 10 D 11 C 12 C 13 C 14 B 15 C 16 D 17 B 18 C 19 A 20 A 20 2 11 100 80 30 80 10 17 4 14 12 23 × = 20 24 km × 12 = 36 km 25 $7 × 10 = $70 16 19 23 20 24 22 × = 15 15 18 22 21 × = 12 11 60 13 21 78 36 100 90 50 90 70 70 Pages 68–74 Page 61 120 40 20 80 60 60 12 110 60 70 50 40 60 40 16 50 10 50 20 3 × = 24 DVDs 24 Page 54 30 24 40 21 40 45 81 Page 67 20 49 10 27 11 18 12 40 90 19 12 26 × = 40 tickets MultiplicationÔ/  Scholastic Learning Express: Multiplication, Level © Scholastic Scholastic Learning Express: Multiplication, Level © Scholastic To be T b re rreeplacee w with h L2 mascot mas ma ascco ot am a a Schol Scholastic Superstar! am Scholastic Sc S olas l asticc Su la Superstar! S erst rs ar! Presented Pre re e ente nte d on o have completed Multiplication L2 I Ihav have e completed co complet mpl ett ed Read Reading ng SK SKills Kill ills L3 L3 Paste Pas te a p photo phot hoto hot o or o r draw d raw a pictur pic picture ture tur e o off yourself y our your oursel self sel f ! s n gratulatio I, II,, Con Ex pre ss e a rni ng G ood J o b Scholastic Learning Express: Multiplication, Level © Scholastic