Second Grade Math Study Guide 3rd 9 Weeks With Answers Page 5
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8If 10 more people chose EACH dessert, how many people would have been surveyed? _________________
(Answer: 217)
Mike has 27 books, Phil has 65 books, Jan has 13 books, and Sal has 40 books. How many books do they
have in all?
Show your work.
**Students need to show their work using any of the
strategies they have been learning.
A. 145
C. 235
B. 180
D. 175
Answer: A
26 + 56 + 32 + 83 = _____________________
A. 197
C. 179
B. 180
D. 190
Answer: A
Add and subtract within 1000 using models, drawings and strategies based on place value, properties of operations
and/or the relationship between addition and subtraction. Understand in adding and subtracting three digit
numbers, one adds or subtracts hundreds and hundreds, tens and tens, ones and ones; sometimes it is necessary to
compose or decompose tens or hundreds. (NBT.7)
5 7 2
4 5 8
- 2 4 9
+2 2 5
3 2 3
6 8 3
Answer
Answer
Mentally add or subtract 10 or 100 to a given number 100-900 , and mentally subtract 10 or 100 from a given
number 100-900 (NBT.8)
What number is 10 less than 364? __________________
Answer: 354
What number is 10 more than 364? ________________
Answer: 374
What number is 100 less than 364? _________________
Answer: 264
What number is 100 more than 364? ________________
Answer: 464
Sam ate 735 pieces of gum. Marc ate ten less pieces of gum. How many pieces of gum did Marc eat?
Answer: 725
Use addition and subtraction within 100 to solve one- and two-step word problems involving situations of adding to,
taking from, putting together, taking apart, and comparing with unknowns in all positions (OA.1)
There are 47 red birds, 53 green birds, 17 yellow birds and 35 blue birds in the garden.
How many birds are in the garden?
A. 100
B. 152
C. 142
D. 198
Answer: B
John had 97 red marbles and 49 green marbles in a box. Thirteen of the marbles fell out of the box.
How many marbles are left in the box?
Write equation ______________________________________
Show your work.
Students can use any strategy to help solve the problem.
A. 159
B. 146
C. 61
D. 133
Answer: D
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