12 7LPHDQG0HDVXUHPHQWÔ/ learning quarter hours Write the time that each clock below shows.. Make up questions concerning time or measurement for your child to answer.. Look at the time
Trang 2Mathematics
Trang 3Copyright © 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, Success With Math Grade 1 & 2
and Summer Express 1-2 & 2-3
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 4 #02-28 UB.ONE Singapore 408830 customerservice@scholastic.com.sg
First edition 2013
Trang 4Helping your child build essential skills is easy!
These teacher-approved activities have been specially developed to make learning
both accessible and enjoyable On each page, you’ll find:
This book also contains:
Instant assessment to ensure
Completion certificate to celebrate your
child’s leap in learning.
12 7LPHDQG0HDVXUHPHQWÔ/
learning quarter hours
Write the time that each clock below shows.
When the big hand points to the
3, then it is 15 minutes past the hour If it points to the 9, it is
45 minutes past the hour.
6 5 3 1 11 9 8
12
6 5 3 2 11 9 8 12
6 5 3 1 11 9 8
12
6 5 3 1 11 9 8 12
6 5 3 1 11 9 8
12
6 5 3 1 11 9 8
It is 7:45
12
6 5 3 1 11 9 8
The focus of each activity
page is clearly indicated.
Instructions
The read-aloud instructions are easy for your child to understand.
Meaningful learning
Each activity has been
carefully designed to make
your child’s learning
meaningful and fun.
Paste a photo o r draw a picture of yours elf.
L2 Time and Measurement_Answer.indd 79
8. What is the distance between the
Umbrella Shop and Beach Toys 4 U?
Trang 5measuring length in centimeters 36–41 finding the perimeter 42–43 measuring distance in kilometers 44–45 word problems on length 46–47 comparing weight 48–52
using the correct units of measure 53
measuring weight 54–55 measuring weight in kilograms 56
measuring weight in grams 57
four operations of weight 58
word problems on weight 59–60 comparing capacity 61–64 measuring volume in liters 65
measuring volume in liters and milliliters 66
word search 67
word problems on capacity 68
Time and Measurement Practice Test 69–76 Answer Key 77–78 Certificate 79
80
Time and Measurement 5
hours 6
writing time in two ways 7
telling time in hours 8
learning half hours 9
reading digital and analog clocks 10
telling time in half hours 11
learning quarter hours 12–13 half hours and quarter hours 14
telling time 15–19 estimating time 20–21 a.m and p.m 22
reading a time schedule 23
how much time has passed? 24
problem solving 25
comparing lengths 26–28 measuring and comparing heights 29
measuring lengths in non-standard units 30–31 using the correct units of measure 32
estimating lengths 33
comparing lengths 34
estimating and measuring length in centimeters 35
Cut-and-Paste Stickers
Trang 6What time is it? How long is that rope? These are questions
your child might ask or be asked The answers may be
important to what he or she does that day The activities in this
section give your child practice with the important concepts of
time and measurement.
What to do
Have your child work out the problems on each activity page
Check the answers together For a quick check, check the
answer key at the back of the book
Keep On Going!
Play 20 questions Make up questions concerning time or
measurement for your child to answer Have him or her make
up questions for you to answer Ask questions such as: What
time is it? How much taller are you than your friend Gabe?
Time and Measurement
Trang 7Look at the time shown on the clock face Write the time below.
3
Date:
Trang 8writing time in two ways
Look at the time shown on the clock face Write the time below.
Trang 9telling time in hours
4 5 7
8
10 11
4 5 7
8
10 11
4 5 7
8
10 11
4 5 7
8
10 11
9
What do you do at 3:00 in the afternoon? Write about it on the lines below
Draw the hands on the clocks to show the correct time.
4.
3.
Date:
Trang 10Look at the time shown on the clock face Write the time below.
half past
learning half hours
1
Date:
Trang 11reading digital and analog clocks
Match the time shown on the analog clocks with the digital clocks.
Date:
Trang 12telling time in half hours
What do you do at 4:00 in the afternoon? Write about it on the lines below
4 5 7
8
10 11
9 12
6
3
1 2
4 5 7
8
10 11
4 5 7
8
10 11
9 12
6
3
1 2
4 5 7
8
10 11
Trang 13learning quarter hours
Write the time that each clock below shows.
When the big hand points to the
3, then it is 15 minutes past the
hour If it points to the 9, it is
45 minutes past the hour
1 11
10 9 8 7
12
4 3 2
1 11
1 11
10 9 8 7
12
4 3 2
1 11
1 11
10 9 8 7
12
4 3 2
1 11
1 11
10 9 8 7
It is 7:45
12
4 3 2
1 11
10 9 8 7
It is : It is : 1.
Trang 14learning quarter hours
12
4 3 2
1 11
10 9 8 7
12
4 3 2
1 11
10 9 8 7
12
4 3 2
1 11
1 11
10 9 8 7
12
4 3 2
1 11
1 11
10 9 8 7
12
4 3 2
1 11
10 9 8 7
12
4 3 2
1 11
8:45 10:15
Trang 15half hours and quarter hours
Draw a circle around the correct time under each clock.
12
4 3 2
1 11
10 9 8 7
12
4 3 2
1 11
10 9 8 7
12
4 3 2
1 11
10 9 8 7
12
4 3 2
1 11
10 9 8 7
12
4 3 2
1 11
10 9 8 7
12
4 3 2
1 11
10 9 8 7
12
4 3 2
1 11
10 9 8 7
12
4 3 2
1 11
10 9 8 7
12
4 3 2
1 11
1 11
Trang 16telling time
Draw the hands on the clocks to show the correct time.
Date:
Trang 17Look at the time shown on the clock face Circle the correct time.
Trang 18telling time
Read the riddle To find the answer, find the clock face that matches the time written under each blank line Then write the letter under that clock face on the blank line.
What did the little hand on the clock say to the big hand?
Trang 19minutes after minutes to
7 : 35 35
25
7 8
1 11
10 9
8 7
12
4 3 2
1 11
10 9
8 7
12
4 3 2
1 11
10 9
8 7
12
4 3 2
1 11
10 9 8 7
12
4 3 2
1 11
10 9 8 7
12
4 3 2
1 11
10 9 8 7
Date:
Trang 20Jump rope _ times.
Write the numbers 1 to _
Say the names of _ animals
Why do we need to know how to tell time?
List your ideas below.
_
How long is a minute? Think about how much you can do in one
minute Write your estimates in the Prediction column Then time yourself.
Write the actual number in the Result column.
Trang 21How long does it take to do each action? Circle the correct answer.
estimating time
Date:
Trang 22How long does it take to do each action? Circle the correct answer.
estimating time
3. Write the name of your school less than 30 min more than 30 min
4. Walk to the bus stop 2 km away less than 30 min more than 30 min
10. Write the names of all
less than 30 min more than 30 min
12 months of the year
Date:
Trang 24Mike’s Afternoon Schedule:
Write the activity that Mike has planned for each time shown below.
reading a time schedule
1 11
1 11
1 11
1 11
Trang 25Look at the time shown on the clock faces Then write how many minutes have passed.
minutes have passed
how much time has passed?
1.
Date:
Trang 26Solve the problems.
problem solving
Henry arrived at the park at 10:15
He flew his kite for 2 hours What
time did he stop flying his kite?
the cake in the oven at 3:02 The directions say to bake the cake for
35 minutes What time should she take the cake out of the oven?
2.
Mario rode his bike for 3 hours If
he stopped at 5:20, what time did he
start?
The train took 3 hours and fifteen minutes to get to Avon What time did the train arrive in Avon?
4.
The class recess starts at 1:50 and
lasts for 25 minutes What time does
recess end?
yesterday She arrived there at 9:00 She spent 2 hours reading, then spent 20 minutes riding her bike home What time did she get home?
Trang 30The penguin family is part of the winter parade They need to line
up from the shortest to the tallest Give them a hand! Use a ruler to measure each penguin Label each penguin with its height
measuring and comparing heights
Write the name of each penguin in order of their heights, from the shortest to the tallest.
Date:
Trang 31People didn’t always measure with rulers Long ago, Egyptians and other peoples measured objects with body parts Try it!
1. A “digit” is the width of your index finger at the top joint where it bends
How many digits long is:
a pair of scissors?
a math book?
a crayon?
2. A “palm” is the width of your palm
How many palms long is:
a telephone book?
your desk?
a ruler?
3. A “span” is the length from the tip of your pinkie to
the tip of your thumb when your hand is wide open
How many spans long is:
Trang 32When measurements need not be exact, lengths can be estimated in non-standard units, such
as, with paperclips and the span of the hand.
Measure the following everyday items in non-standard units.
Wooden spoon
Ruler
Eraser
Paperclip
1. The wooden spoon is about rulers long
2. The ruler is about paperclips long
3. Two erasers are about paperclips long
4. Two wooden spoons are about erasers long
5. The longest object is the
Trang 33using the correct units of measure
Length can be measured in centimeter (cm), meter (m) or kilometer (km)
100 cm = 1 m 1,000 m = 1 km.
Which unit of measure would you use for the following? Underline the more sensible measure
How many centimeters
to the market, Sir ?
Bus stop
Trang 34Cut a 14-centimeter length of paper into three pieces On the dots, tape the paper from shortest to longest Measure and write the length
of each piece of paper.
Estimate the length of each ribbon in centimeters (cm) Use a
centimeter ruler to check your estimate Write your answers.
cm cm
Trang 35Circle the correct estimate for each object.
Trang 36Look at each picture Estimate how long you think it is Then measure each picture with a ruler Write the actual length in centimeters.
estimating and measuring length in centimeters
Trang 37Find the measurements of the following items.
measuring length in centimeters
Date:
Trang 38Measure the length of these lines in cm.
A cm
C
B
cm
D cm
How would you measure the length of this string? Explain Then measure the length of the string.
Trang 39Things can be measured using centimeters Get a ruler that measures
in centimeters Measure the pictures of the objects below.
_ centimeters _ centimeters
_ centimeters _ centimeters
Trang 40Use a ruler to draw a worm for each length Remember: one centimeter can also be written as 1 cm.
1. 4 cm long worm
2. 5 cm long worm
3. 8 cm long worm
4. 6 cm long worm
measuring length in centimeters
Draw an X in front of each snake that is longer than 7 centimeters.
5.
6.
7.
Date:
Trang 41Use a ruler to measure the line segments Write your answers in centimeters Then add to find the total length.
5. Trace the longest line
with a red crayon
Trang 42Dale has a 71 cm chest What size
T-shirt does Dale wear?
Small Medium Large
Use the chart to find what size each person wears Circle
Chris has a 68 cm waist What size
shorts does Chris wear?
Small Medium Large
Pat wears a 27 cm sandal What
size sandal does Pat wear?
Small Medium Large
Cam has a 58 cm waist What size
shorts does Cam wear?
Small Medium Large
Sam wears a 10 cm sandal What
size sandal does Sam wear?
Small Medium Large
Beachwear-4-U Size Chart
Alex has a 86 cm chest What size
T-shirt does Alex wear?
measuring length in centimeters
Trang 44_ + _ + _ + _ = cm
_ + _ + _ + _ = cm
Use a ruler and measure each side of each rectangle Write the
lengths in the spaces below Then add up all the sides to find the
perimeter or distance, around each rectangle.
finding the perimeter
1.
2.
3.
Date:
Trang 45Use the sign to answer the questions.
1. Which town will the family reach next?
3. Which towns are more than 15 km away now?
and
4. What is the distance between Mill Town and Restful Hills?
km
6. Which town is the farthest from Mountain View?
Leaving Mountain View
Maple Valley 18 kmRestful Hills 24 km
Trang 4650
km
2
7 k m
m MOUNTAINS
78
k m
measuring distance in kilometers
Look at the map and distances given below.
1. Add the distance of each route
from the house to the beach
2. Add the distance of each route from the house to the mountains
Trang 47Read the questions Then solve the problems.
1. Lisa is 105 cm tall
Steven is 10 cm taller than Lisa
How tall is Steven?
2. Ribbon A is 8 cm long
Ribbon B is 15 cm long
How much shorter is Ribbon A than Ribbon B?
3. An eraser is 3 cm long
What is the total length of 4 similar erasers?
Trang 48Read the questions Then solve the problems.
1. Emily’s house is 1 km away from the library
The library is 2 km away from the cinema
How far does Emily travel if she goes from her home to the library and then
to the cinema?
2. A seamstress needs 100 cm of lace to sew a skirt
What length of lace does she need to sew 8 such skirts?
3. A mop handle is 60 cm
It can be extended to a maximum length of 120 cm
What is the difference between the minimum and maximum lengths of
the mop handle?
Trang 49Date:
Trang 52Look at the objects Order them from the heaviest to the lightest Write 1 for the heaviest and 3 for the lightest.
Trang 53comparing weight
Zoey’s class went to the zoo They wrote down how much the animals weighed Arrange them in weight order — from the lightest to the heaviest.
Trang 54using the correct units of measure
Weight can be measured in grams (g) and kilograms (kg)
1 kg = 1,000 g.
Which unit of measure would you use to weigh the items below?
Underline the more sensible measure.
Trang 55measuring weight
Read the clues Use the scales below to help you work out the answer Then find which object is the lightest.
Object C is heavier than Object A
Object B is heavier than Object A, but lighter than Object C
Object _ is the lightest
Date:
Trang 56Read the scales Then work out the problems.
1. Parcel A has a weight of _ kg
2. Parcel B has a weight of _ kg
3. Parcels A and B have a total weight of _ kg
Trang 57Write the weight of the objects.
Trang 58Write the weight of the objects.
Trang 59Add or subtract Write the answer for each question in the puzzle.
Trang 60Read the questions Then solve the problems.
1.
a Find the weight of one kiwi fruit _ g
b How much lighter is the kiwi fruit than the papaya? _ g
2. The weight of one orange is 200 g
What is the weight of 5 oranges?
Trang 61Read the questions Then solve the problems.
1. A box with pencils in it weighs 864 g
The empty box weighs 153 g
What is the weight of all the pencils?
2. The weight of a book is 160 g more than the weight of a pen
The book is 325 g
What is the weight of the pen?
3. A crayon weighs 135 g
What is the weight of 8 crayons?