Fluently adding and subtracting numbers between 20 and 100
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Mathematics
2nd Grade
CCSS covered
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20 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
114 birds are sitting in a tree. 21 more birds joined. How many birds are in the tree in all?
130
114
21
135
Tags
CCSS.2.NBT.B.6
2.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Alisson watched 85 videos on YouTube. Carolina watched 97. How many YouTube videos did the girls watch altogether?
162
182
172
1,712
Tags
CCSS.2.NBT.B.6
3.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
3. 90 + 21 =
105
10
110
100
Tags
CCSS.2.NBT.B.6
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What are the partial sums for 71+22
Tens:7
Ones:3
Tens:8
Ones:3
Tens:9
Ones:3
Tens:6
Ones:3
Tags
CCSS.2.NBT.B.6
5.
MULTIPLE SELECT QUESTION
5 mins • 1 pt
Evelyn runs a startup with 200 employees. Recently, they hired 15 new interns from Charlotte's university. However, due to budget constraints, they had to lay off 10 employees. How many employees does Evelyn's startup have now?
205
205
195
185
Tags
CCSS.2.NBT.B.6
6.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
90+92
182
180
172
192
Tags
CCSS.2.NBT.B.6
7.
FILL IN THE BLANK QUESTION
1 min • 1 pt
tens =
ones =
sum =
Tags
CCSS.2.NBT.B.6
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