MathematicsMathematics Name:© Educational Publishing House Pte Ltd ALL RIGHTS RESERVED. No pat ofthis book may be reproduced or transmited in any form or by any means, electronic or mechanical, including photocopying, oF by any information storage and retieval system, without permission in writing from the Publisher First Published 2013 Reprinted 2013 (twice), 2014 (owice), 2015 (twice), 2016 (twice), 2017 (twice), 2018, 2019, 2020 ttwice), 2021 Second Edition 2022 ISBN 978-981-4975-69-8 Published and distributed by: Educational Publishing House Pte Ltd a member of Popular Holdings Limited (UEN 1996071890) 15 Serangoon Now Avenue 5 Singapore 554360 Tel: 6462 9608, Website: www.eph.com.s, Printed in SingaporeBridging K2 to Primary One is a series of 9 books specially written for preschoolers in preparation for primary school. The books aim to make the transition from preschool to primary school easier for the child. The titles in this series include Grammar and Vocabulary, Comprehension, Reading and Writing, Mathematics, Science, Character Education, Hanyu Pinyin, Word Recognition and Chinese Comprehension. It follows the MOE syllabus for Primary One and provides a wide variety of interesting and stimulating exercises to engage preschoolers in active learning. Concepts are introduced and presented in a fun and creative manner to maximise learning. Each book also comes with a parents’ guide. By doing the exercises in each book, preschoolers will be equipped with the necessary skills for the transition to Primary One.Unit 1 Unit 2 Unit 3 Unit 4 Unit 5 Unit 6 Unit 7 Unit 8 Unit 9 Unit 10 Unit 11 Unit 12 Unit 13 Unit 14 Unit 15 Unit 16 Answers Parents’ Guide Numbers to 10 Number Bonds 33 Addition and Subtraction Within 10... 45 Shapes and Patterns 59 Ordinal Numbers 76 Numbers to 20........ 81 Addition and Subtraction Within 20 118 Graphs... 133 Numbers to 40 139 Addition and Subtraction Within 40.... 162 Multiplication and Division .... 179 200 Numbers to 100 224 Addition and Subtraction Within 100 253 Money «......0+-200++ ere . 304Ge Recognising Numbers to 10Count and draw lines to match. eeThe numbers 1 to 10 are hidden in the picture. Find and circle the numbers. Write the numbers 1 to 10 in the boxes. BOLL) 23 aUse the colour key below to colour the picture. 2-green4 > 3 2 o = a a & Ss c¢ t o = S a s = = S 2 ° 0Count the number of toys. Write the correct numbers in the boxes. a co Go CECECEES BQQ0@| eiic ' : i {© Educational Publishing House Pe LtdO @ O @ ® E S a ® i = $ 5 Bo 2 3 s s 2 a ° Z o s = i S = 3 es 2 fo a 3 f& 3 5 2 a number of children and kites. ilsap Comparing Numbers to 10 Circle the two sets that have the same number. 2. | | e 3. aa) Od 2 dy ww ATs |®e23 © j fee) OS %} OWT age, | Oo QO Bie \ a B wi 4. ® 99® ® ® OOD |9HNOO ® DD |99OD| 999Fill in the blanks with ‘more’ or ‘fewer’. The first one has been done for you. There are more girls than dolls. There are fewer dolls than girls. D’ There are ____ boys than footballs. There are _____ footballs than boys. There are _____ water bottles than children. There are _____ children than water bottles.Circle the set that has more items. aa r ( = © < % Gh fal a AR Gh fl Ges {© Educational Publishing House Pte Ltd© educational Publishing House Pe Lid items. E 2 2 a 3S <= 2 5 xs 5 a o 3 o s = e Ss 2 ° 0Fill in the blanks with ‘greater’ or ‘smaller’. The first one has been done for you. . eg £565 4 is greater than 2. 2 is smaller than 4. 2 PAA eee GAGAG seeks BAGGaaae ee b a ul oeWrite the correct numbers in the boxes. The first one has been done for you. |. BSS GE 3 is greater than 2. 2 is smaller than 3. » BES SEESE GE is greater than is smaller than 1 GOaG GEGEGEGE is greater than is smaller than SNe stttennterCircle the number that is greater. Depot re nsec annem i i | | 8 9Colour the shape with the greatest number. clr ‘© Educational Publishing Mouse Pte LidColour the boat with the smaller number. a {© Educational Publishing House Pe LtdCircle the kite with the smallest number.Gp Rearranging Numbers to 10 Rearrange the numbers from the smallest to the biggest. “@OO*O000 i /\ /\ > /\ DOO2OOORearrange the numbers from the biggest to the smallest. PCE-CE°D CP2-29E: ap Counting to 10 Join the dots from 1 to 10. What animal is this? So E 2 ° 5 3 : ) 4 es 5 Re Os ee (eS = — ) Ai ISeIS(G ces eee ee © Flucaonal Publishing House le Z gaia aWhere is my teddy bear? Follow the path. Fill in the missing numbers. I found my teddy bear! a€> counting on from 14010 Fill in the missing numbers. 1273 7475 16171819 10 2: 5 co ¢ ® 0 ®BEaL& | 6. JOO fOOQ\ i OO\ 4 Oo = é i 6 é BANA __ Pio tating He eaie Counting backwards from 10 to 1 Fill in the missing numbers. fm yo fs \7 Peyysy ays a ud {© Educational Publishing Howse Pre Lt a a= 45Fill in the missing numbers. WWE Se4 5 s - e o 2 £ CO) DD... emamnaiiaeaiiavenaies £ - ; o i g | { So z ; ge ct i g 5 | se e j o 5 j } 4 =e i i i o i ; z 35 i i j 22 | | E = i i 5 3 | i i So- UN Lo 3numbers. one Read the number words and circle the matching three 1 5 3 8 7 enna tnnne-sannnatbanmenneu nents canchenae nai tA four 10 10 4 5 snsranmnencniin inne ha ra RaW twine chine 4 8. seven i i i | ' (© Educational Publishing House Pte LdWrite the number words. The first one has been done for you. i. seven Ee. B. : 4. © tcc abishing Howe Meth aeWrite the number words. The first one has been done for you. 4. (© Educational Publishing House Pe LidCount and write the numbers and the number words. 333333330 3 So Te The Sha Se Ae AVE gare We We CY GY Gy Gy ay vy lS ey \ey XY AB AB a) (2 ‘ © Educational Publishing House Pte Ld * eesRead and follow the instructions. 1. Count and colour nine apples. Cc. y # ly Se Oe e Gl eat © oe an OR BR AR a © © S00 0 Oe Count and circle six bananas. 3. Count and cross out eight pears. 4. Count and colour one orange.Nom erp Cones Unit jai Ge Number Bonds - 3, 4, 5 Fill in the blanks to complete the number bonds. The first one has been done for you. 1. part whole (6) 1 1_ and _2_ make _3_ 2) J; part part whole (6) o 4 oe) — part and make __ © Etcational Publishing House Pre Lid z = a 33ands MaKe ——_*-ondes_— make. (© Educational Publishing House Pe LidGe Number Bonds - 6, 7 Fill in the number bonds. KL © war OOOOO A. part 2. part part 686 mo AG cece rtisietnersdk Se eeer IRR id RRRLE Be 2a VES oO 1Follow the instructions. Complete the number bonds. 1. Colour 3 triangles. AVA AV AVANC <= —=—and___+_— make 5 2. Colour 2 squares. ——— and _____ make 4 3. Colour 4 circles. OO00O00 ex and make 6 4. Colour 1 oval. OOQ0000 "5 and make 6 {© Educational Publishing Howse te Ld Z a 2aap Number Bonds - 8, 9, 10 Look at the squares. How many are shaded and how many are not? Complete the number bonds. The first one has been done for you. @) Ot {© Educational Publishing House Pe Lid6 nN 5 SE cational Publishing House Pee LxdVV SS CSS CS) aS aR @.'@0.'@0' ee Cee. @.'e@0' ee @8@ Ge. @.' ee; e208 G28 CeCe. @@ CO CO CO CO. —Look at the rectangles. Complete the number bonds.Gp Number Bonds 1 to 10 Complete the number bonds. The first one has been done for you. 1. There are 5 marbles altogether in two bags. There are 3 marbles in one bag. How many marbles are there in the other bag? oS 2. There are 10 marbles altogether in two bags. There are 7 marbles in one bag. How many marbles are there in the other bag? 3. There are 8 marbles altogether in two bags. There are 5 marbles in one bag. How many marbles are there in the other bag? (© Educational Publishing House Pe Lid> nadition within 5 Count the number of flowers. Write the correct numbers in the boxes. q 99 OP a... Gas aa ee make make |S Esocational Publishing House Pe Lid~ Ge Addition Within 10 Count and add the leaves. Write the correct numbers in the boxes. % B BE SE Be 2 he BEB Be 8 ge eh a Bee © | BeBe Be Big Be 5 eke BB Bite Be + oeCount and add the fish. Write the correct numbers in the boxes. > {© Eccational Publishing House ae Lid Pre tnd ishing He sei ayCount and add. Match your answers to the correct numbers.Write the correct numbers in the boxes. 1 + 2 = (aT (ose iil IK vil Ly — 8 = 2 + 2 = 2.Ge Word Problems (Addition) Complete the word problems. | 1. Claire has 2 seashells. Her mother gives her 1 more seashell. How many seashells does Claire have altogether? Claire has _______ seashells altogether. 2. Colin has 4 bookmarks. His brother gives him 5 more bookmarks. How many bookmarks does Colin have altogether? 66 teh 65 66 Colin has _____ bookmarks altogether. © Educational Publishing House Pe Lid3. Samantha has 6 red buttons. She has 4 blue buttons. How many buttons does Samantha have altogether? Samantha has ____ buttons altogether. 4 Melvin has 3 stickers. ~ His father gives him 2 more stickers. His mother gives him 3 more stickers. How many stickers does Melvin have altogether? Melvin has ____ stickers altogether. 2 . minting Howeeisd HeGe Subtraction Within 10 How many are left? Count and write the correct numbers in the boxes. BOO 1 blouses left * CRIED oan 6-2= bags left 3. Seal Sal Dal be a SD 10-5= hats left 22a * TRE DR CBR O> OG» Qs O> 7-35 caps left > BSESS & i) & & 9-7= watches left | RRO AA 5-2= dresses left S- 52 On (© Educational Publishing House Pte Lid6 Pre Lid Cross out and count the fruits that are left. Write the correct numbers in the boxes. 1. There are 9 cherries. erasers OL LL ie. SE bh Sh 2. There are 7 bananas. Cross out 5 bananas. j) j) 3. There are 6 durians. 2 8 i AF nn Cross out 4 durians. Snobs Sen SPECS SEG 6-4= iS ee frat Ra ween TET TSS SEEN. Sop es Rods BETS BT ots 4. There are 10 strawberries. Cross out 7 strawberries. 10-7= {© Educational Publishing House re Led ate a aeCross out and count the toys that are left. Write the correct numbers in the boxes. The first one has been done for you. ‘ORCC 1 * RARER LO £ LE * GE4E& 4 —int backwards from the greater number. ite the correct numbers in the boxes. . Start from 5. Count backwards 3 steps. eS Ta Ga Ge fe Sr hea 3-4 Start from 7. Count backwards 1 step. Bee eA Nay LI 3. Start from 8. Count backwards 4 steps. 40 AD. AD AD AD, AR AD AD, oe 2 3 oka 8-45 Rca eehp Word Problems (Subtraction) Complete the word problems. 1. Kitty buys 10 balloons. She loses 2 balloons. How many balloons does she have left? KAY EEUU OY 10 Kitty has ______ balloons left. 2. Ben has 7 erasers. He loses 3 of them. How many erasers does he have left? BBROGAE3. Gordon has 5 books. He gives away 1 book. How many books does he have left? Gordon has ______ books left. Ellie has 10 stamps. She gives away 6 stamps. How many stamps does she have left? {xX Re ne SS Ellie has ______ stamps left. et Publi Howe et ase> ndaition ond subtraction Write the correct numbers in the boxes.— he Identifying 2D Shapes Look at the words. Colour the objects that show the shapes.- eTWhich two objects have the same shape? / Colour them. Pe td Beirne risus Piss niiiingrsereit egyRead and follow the instructions. 1. Colour all the triangles. [> 2. Circle all the rectangles. © 3. Tick (VY) all the circles. Ge fo Ss 4. Circle all the squares. WO 62 (© Educational Publishing House Pte LidDraw lines to match the shapes to their names. a. e e rectangle ~ #2 : ° e circle 2. ce e e square 4. r e e triangle /\ Se “© Ecational Publishing House Pte LtdWhat are these shapes? Fill in the blanks with the names of the shapes. ovals circles squares triangles _ rectangles a These are C] These are XN SS aweThese are Vesa OMe) These are © © flucational Publishing House Pte LtdGp Circle, Half Circle, Quarter Circle Look at the shapes. quarter circle 1. Colour 1 half of the following food items. quarter circle 2a xX i 2 ea NS _ Pio ing Hse a

) ARK yn GH “ PE LY Lek Le LF 5. ~ ax Pe foe Ce TE 5 pe Py PY Va 5 : jucational Publishing House Pte Lid ren tet nto ams> Number Sequence in Decreasing Order || in the missing numbers. he first one has been done for you. LZ Je a ay Jy B. Ie Jeo Joa oA : I Je oA Jy a oS wd iy Sy L 101 lucational Publishing House Pe Lcda Number Words from 11 to 20 Count the squares and trace the number words. © _ — 1 ‘ i ij on i- : al Publishing House Pte Lid Soeleven ° twelve thirteen | e fourteen | e fifteen ~ \ © YOY [NS raw lines to match. CLE oO OO oo *|77AZ OO OO OTs | PIP PP -| AA2A2 LILA< S 2 5 £ 2 i a 3 £ 3 5 2 a 3. (ss) 4. nineteen | erite the correct numbers in the boxes. Circle the correct number words. | 2@ESEES eleven sixteen twelve fifteen PE EEE OA EEE EEL EE EEE EL fourteen eighteen ° Faucational Publishing House Pte Ltd (aaeeeeaWrite the correct numbers in the boxes. Circle the correct number words. '®G6O866 1 SOHGS twelve eleven SEOs Do. POGOe nineteen seventeen GO@ QBKe BBE GE @ @ * §©6999980 T] ©®999HOO ©H99O99 twenty twelve S , aR _ ett tig Hose as5 = 3 o =¥ a 2 8 g 3 8 3 & 3 > ® g = ° a ” Fictional Publishing House Pe Ltdun Otiien cad Sebirasion 1 (hin a9 af & Addition Within 20 Add by making 10. Count and circle 10 cubes. Then add. Write the correct numbers in the boxes. The first one has been done for you. 1. 8 + 3 = 1 cnn a 10 + 1 = 1 2 5 + 7 = BIBID DIDDIID 10 + = 3 9 + 4 = | AATDASAGID age — 10 + = 4 6 + 6 = | ] BODIED COOIII 10 + = © educational Publishing Howse Pre LtdFuca onal Publishing House Pe LedRegroup the numbers into tens and ones. Then add. The first one has been done for you. | co” 3. + 5 = : = SS @-: { } 5. } + 8 = 7 = i - ‘3° © Fdcatonl Publishing House Ped 2. 10 +9 = 1bp Word Problems (Addition) Complete the word problems. 1, Sue has 9 candles. Her mother gives her 9 candles. How many candles does Sue have altogether? tase aAte GOS08 A884 Sue has candles altogether. 2. Colin has 14 lollipops. He buys 5 lollipops. How many lollipops does Colin have altogether? TTTTTTT 89 TTTT TTT FTF 5 Colin has lollipops altogether. © Educational Pushing House Pe Lid