Addition
Subtraction
3 Digit Addition
The Missing Number
Shapes
100

36 + 11

47

100

Susan has 100 bags in total on Monday. She gave 60 away on Tuesday. Now, she has 20 left. How many did she give away on Wednesday?

20

100

300 + 25

325

100
13+ ? =23
What is 10?
100

Is a circle a polygon? Yes or No; and why?

No. It has curved sides.

200

89 + 77

166

200
Emily had 14 stickers and then gave Shawntay some. Now Emily has 10 left. How many stickers did Emily give Shawntay?
What is 4?
200

777 + 200

977

200
?+4=17
What is 13?
200

If I have 3 sides and I'm open, am I a polygon?

No. You can't be open.

300

Marco bought 8 potatoes. He buys 7 more potatoes. Then his friend gives him 2 potatoes. How many does he have now?

17 potatoes
300
Ms. Defazio had some new, bright markers. She lent Ms. Gresh 5 of them and now she has 11 left. how many markers did Ms. Defazio lend to Ms. Gresh?
What is 16?
300

359 + 789

1148

300
4, 8, 12, ?, 20, 24
What is 16?
300

I have 5 vertices. What am I?

Pentagon

400

Sam has 45 monkeys in a barrel. She adds 12 more monkeys, but then loses 20 monkeys. How many monkeys does she have now? 

37

400

Alex had 94 books. She lent 24 to Susan. Then she left some at the library. Now she has 2 books left. How many books did she leave in the library?

68

400
Eight Hundred and Forty Five plus Two Hundred and Three

1,048

400
23, 26, ?, 32, 35
What is 29?
400

I have 6 angles. What am I?

Hexagon


500
We have a total of 200 cookies. On Monday, we had 23 cookies, then we bought 163 more. How many more cookies do we need?

14

500

There are 100 salmon in the fish tank. 25 fell asleep, leaving only 75 left to see in the fish tank. If 25 more salmon fall asleep, how many would be left? 

0

500

999 + 999 = brain explosion

1,998

500
125, 127, 129, ?, 133
What is 131?
500

I have 7 sides, 7 vertices, and 7 angles. What am I?

Heptagon