1. 2nd Grade Math
Study Guide
Part 2

2. ______________________________
Telling Time
___ ___ : ___ ___
Write the steps for telling time.
______________________________
______________________________
Why must you include “mark the danger zone” in the steps?
_________________________________________________
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Telling Time in My World
Page 15

3. 1. What time is shown on the clock? a) 1:55 b) 12:55 c) 11:05 d) 1:11
2. Val was at the doctor's office at the time shown on the clock.
What time was Val at the doctor's office?
a) 8:15
b) 8:10
c) 2:35
d) 2:40
Page 16

4. Times Before, Between, and After
Show a time earlier than 8:50. Earlier means _____________.
7:00
8:00
9:00
Show a time later than 3:30. Later means _____________.
2:00
3:00
4:00
Show a time between 4:15 and 5:45.
Between 4:15 and 5:45 means ________________________
_________________________________________________
4:00
5:00
6:00
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Telling Times Before, Between
and After in My World
Page 17

5. What time is later than 4:10? a) 3:45 p.m. b) 3:30 p.m. c) 4:25 p.m.
1. School is out at 4:10 p.m.
What time is later than 4:10?
a) 3:45 p.m.
b) 3:30 p.m.
c) 4:25 p.m.
d) 4:00 p.m.
2. Which time is between 6:45 and 7:20?
a) 7:05
b) 7:30
c) 6:35
d) 7:50
Page 18

6. **********************************************************
The 4-Step Process
Word Box
strategy how
details main idea
Label each part of the windowpane. 6
- 2 4
subtracted 2 from 6 6
J. shells ? 2
shells left
Connect each oval above with its "home" in the windowpane.
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Problem Solving in My World
Page 19

7. He got 5 new fish from his mother. His father gave him 2 more fish.
1. Ronnie had 7 fish.
He got 5 new fish from his mother.
His father gave him 2 more fish.
How many fish does Ronnie have?
2. Rose found 9 shells at the beach.
Her brother took 2 of the shells,
and her sister took 4.
How many shells did Rose keep?
Page 20

8. Multi-step Problem Solving
Kay has 8 cookies.
Kay's cookies 8
Kay's mother gave her _____ more cookies.
Adjust the model to show this.
Kay and her sister ate _____ cookies.
Adjust the model to show this.
How many cookies are left?
Put the ? on your model.
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Multi-Step Problems in My World
Page 21

9. 1. Juan saw 12 ducks on the pond. Three ducks flew away.
Six more ducks came to the pond.
How many ducks are on the pond now?
2. Thirteen coins are on the table.
Ray takes 5 coins, and Danny takes 4.
What is one way to show how many coins
remain on the table?
a) b) c) d)
Page 22

10. Compare 9
ξ ξ ξ ξ ξ ξ ξ ξ 2
Julie's books ?
Marie's books
1) What does the ξ do? ______________________________
__________________________________________________
2) What does mean? ______________________________
__________________________________________________
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"Comparing" in My World
Page 23

11. 1. Mark's line is 19 inches long.
Linda's line is 5 inches long, and
Sue's is 7 inches long.
Which way shows how much longer Sue's line
is than Linda's?
a) = b) =
c) = d) = 7
2. Nathan has 15 balls.
Eleven are green, three are blue, and one is red.
Which tells one way to find out how many fewer green
balls than blue balls Nathan has?
a) Subtract 11 from b) Add 11, 3 and 1.
c) Subtract 3 from d) Add 11 and 3.
Page 24

12. **********************************************************
Missing Part
Circle the number sentences
that show how to find the ?. = 11 =
dogs
sleep
eat
play = 3 5 ?
= 11
Write two number sentences that could be
used to find the value of the ? in this model. 14
cars 7 3 ?
white
green
red
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"Missing Part" in My World
Page 25

13. 1. The bowl contained 16 pieces of fruit.
There were 6 apples and 4 pears.
The rest of the fruit was bananas.
How many bananas were there? ______
2. Tyree has 12 frogs.
Three are tree frogs, 2 are leopard frogs, and the
rest are bullfrogs.
Which is one way to find out how many bullfrogs
Tyree has?
a) Subtract 2 from 12.
b) Add 12, 2, and 3.
c) Subtract 5 from 12.
d) Add 5 to 12.
Page 26

14. Comparing the Patterns
Patterns on the Hundreds Chart
In red create an increasing pattern on the hundreds chart.
In blue create a decreasing pattern on the hundreds chart.
Comparing the Patterns
Increasing
Decreasing
Same
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Increasing or Decreasing
Patterns in My World
Page 27

15. _______________________
1. On the hundreds chart create a pattern that
decreases by 4.
Describe your pattern 3 ways:
_______________________
2. On the hundreds chart Susan colored a pattern using
the numbers 56, 62, 68, and 74. Write the next four
numbers in her pattern.
Next four numbers:
____, _____
Page 28

16. Patterns on Number Lines
Pick any 2-digit number to begin the number line. Fill in the rest of the boxes making a +4 pattern.
What strategy did you use to help you find the right numbers for the boxes?
_________________________________
How is a pattern on a number line similar to a pattern on a hundreds chart?
_________________________________
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Number Line
Patterns in My World
Page 29

17. 13 16 19 22 1. Fill in the missing numbers on the number line.
(Remember to use the 4-step process.) 13 16 19 22
2. Jill created the pattern below for her friend.
She left out a number. What number is missing? 21 27 33 45 51
a) 39
b) 40
c) 41
d) 38
Page 30

18. Paired Numbers in My World
Paired Numbers and Tables
Make a table giving information about the
wheels on in-line skates.
Skates
Picture
Wheels
Why do we make tables to show information?
_________________________________________________
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Paired Numbers in My World
Page 31

19. Triangles Picture Sides
1. Mia makes 3 necklaces every time her sister, Julie,
makes 2. When Mia has made 15 necklaces, how
many will Julie have made?
Mia
Julie
a) 12
b) 10
c) 8
d) 20
2. How many sides are on 4 triangles? ______
Triangles
Picture
Sides
Page 32