mathspectrum math chapter 1, lesson 2 grade 2 understanding and using numbers lesson 1.2 skip...
TRANSCRIPT
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Math
Grade 2
Published by Spectrum®
an imprint of Carson-Dellosa PublishingGreensboro, NC
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Spectrum®
An imprint of Carson-Dellosa Publishing LLCP.O. Box 35665Greensboro, NC 27425 USA
© 2015 Carson-Dellosa Publishing LLC. Except as permitted under the United States Copyright Act, no part of this publication may be reproduced, stored, or distributed in any form or by any means (mechanically, electronical-ly, recording, etc.) without the prior written consent of Carson-Dellosa Publishing LLC. Spectrum® is an imprint of Carson-Dellosa Publishing LLC.
Printed in the USA • All rights reserved. ISBN 978-1-4838-0870-3 01-227147811
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Table of Contents Grade 2
Chapter 1 Understanding and Using Numbers
Chapter 1 Pretest . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
Lessons 1–4 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7–13
Chapter 1 Posttest . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
Chapter 2 Addition and Subtraction Facts through 20
Chapter 2 Pretest . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
Lessons 1–13 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18–31
Chapter 2 Posttest . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32
Chapter 3 Adding and Subtracting 2-Digit Numbers (No Renaming)
Chapter 3 Pretest . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 34
Lessons 1–6 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36–47
Chapter 3 Posttest . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 48
Chapter 4 Adding and Subtracting 2-Digit Numbers (With Renaming)
Chapter 4 Pretest . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50
Lessons 1–4 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 52–59
Chapter 4 Posttest . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 60
Chapters 1–4 Mid-Test . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 62
Chapter 5 Working with 3-Digit Numbers
Chapter 5 Pretest . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 66
Lessons 1–12 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 68–86
Chapter 5 Posttest . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 87
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Chapter 6 Measurement
Chapter 6 Pretest . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 89
Lessons 1–22 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 92–117
Chapter 6 Posttest . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 118
Chapter 7 GeometryChapter 7 Pretest . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 121
Lessons 1–24 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 123–126
Chapter 7 Posttest . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .127
Chapter 8 Parts of a Whole
Chapter 8 Pretest . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 129
Lessons 1–5 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 131–135
Chapter 8 Posttest . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 136
Chapters 1–8 Final Test . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 138
Scoring Record for Posttests, Mid-Test, and Final Test . . . . . . . . . . . . . . . . . . . . . . . . . . . 144
Grade 2 Answers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 145–158
4
Table of Contents, continued
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5
Check What You Know
NAME
Spectrum Math Check What You KnowGrade 2 Chapter 1
Understanding and Using NumbersWrite odd or even .
Write an equation to match the array .
1 1 = 1 =
CHA
PTER 1
PRETEST
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6
Check What You Know
NAME
Spectrum Math Check What You KnowGrade 2 Chapter 1
Understanding and Using NumbersWrite an equation to match the array .
Count by 10 .
1 1 1 = 1 1 =
Count by 5 .
Count by 2 . Write the missing numbers .
10, , , 40, ,
5, , 15, , ,
20, 22, , , 28, , , , 36
CHA
PTER
1 P
RET
EST
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7
Spectrum Math Chapter 1, Lesson 1Grade 2 Understanding and Using Numbers
Lesson 1.1 Grouping Objects
Write an equation to match each array .
1 = 1 1 1 = 3 3 6 5 5 5 5 20
1 1 = 1 1 1 1
=
1 1 = 1 =
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8
Spectrum Math Chapter 1, Lesson 1Grade 2 Understanding and Using Numbers
Lesson 1.1 Grouping Objects
Write an equation to match each array .
1 = 1 1 1 =
1 = 1 1 =
1 = 1 1 1 1
=
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9
Count by 2 . Write the missing numbers .
2, 4, 6, 8 , 10, 12,
Count by 5 . Write the missing numbers .
5, 10, 15 , , 25, ,
Count by 10 . Write the missing numbers .
40
Count by 2 . Write the missing numbers .
12, 14 , , 18, 20, , 24, 26, 28
Count by 5 . Write the missing numbers .
15, 20 , 25, , , 40, 45, 50
, 60, , 70, , , 85
Count backward by 10 . Write the missing numbers .
100, 90, 80 , 70, , 50, , , 20, 10
NAME
Spectrum Math Chapter 1, Lesson 2Grade 2 Understanding and Using Numbers
Lesson 1.2 Skip Counting
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10
Lesson 1.3 Skip Counting with Money
A penny is 1¢
A nickel is 5¢
A dime is 10¢
Count pennies by 2 . Write the missing numbers .
2¢, 4¢, 6¢, 8 ¢, ¢, ¢
Count by 2 . Start at 80¢ . Write the missing numbers .
80¢, 82¢, 84 ¢, 86¢, ¢, ¢
Count by 5 . Write the missing numbers .
5¢, 10 ¢, 15¢, ¢, 25¢, ¢
NAME
Spectrum Math Chapter 1, Lesson 3Grade 2 Understanding and Using Numbers
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11
Count by 5 . Start at 50¢ .
50¢, 55 ¢, 60¢, ¢, 70¢, ¢
Count by 10 .
10¢, 20 ¢, 30¢, ¢, ¢, 60¢,
70¢, ¢, ¢, 100¢
Count backward by 10 . Start at 100¢ .
100¢, 90¢, 80 ¢, 70¢, ¢, 50¢,
¢, ¢, ¢, 10¢
NAME
Spectrum Math Chapter 1, Lesson 3Grade 2 Understanding and Using Numbers
Lesson 1.3 Skip Counting with Money
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12
Lesson 1.4 Odd or Even?
even odd
odd even
How many fish? 8 How many birds?
Odd or even? even Odd or even?
NAME
Spectrum Math Chapter 1, Lesson 4Grade 2 Understanding and Using Numbers
3 1 3 5 6
1 1 1 5 2
1 5 84 4
1 5 8
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13
Circle the groups that are odd .
Tell how many . Label odd or even . Write an equation .
8 dolls even cars
jets bears
NAME
Spectrum Math Chapter 1, Lesson 4Grade 2 Understanding and Using Numbers
Lesson 1.4 Odd or Even?
1 5 84 4
1 5
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5, , , 20, ,
2, , , 8, ,
30, , , , 70, 80,
1 = 1 1 1 1
=
CHA
PTER
1 P
OST
TEST
14
Check What You Learned
NAME
Spectrum Math Check What You LearnedGrade 2 Chapter 1
Understanding and Using NumbersCount by 2 .
Count by 5 .
Count by 10 .
Write an equation to match each array .
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1 1 1 = 1 1 =
15
CHA
PTER 1
POSTTEST
Check What You Learned
NAME
Write an equation to match each array .
Tell how many . Label odd or even . Write an equation .
Understanding and Using Numbers
Spectrum Math Check What You LearnedGrade 2 Chapter 1
green circles
yellow stars 1 =
purple triangle
orange hexagons
teddy bears 1 =
red squares 1 =