Addition and Subtraction within 20
Addition within 100
Subtraction within 100
Mystery
Addition and Subtraction within 1000!
100

7+8=?

15

100

22+74=

96

100

78-16=

62

100

53+27+18=

98

100

222+532=

754

200

9+8=?

17

200

64-27=

37

200

76-33=

43

200

12+46+67=

125

200

128+781=

909

300

6+7=?

13

300

75-29=

46

300

95-78=

17

300

66+85-9=

142

300

163+429=

592

400

If Orestes had 17 cookies, and Quinn came over and took 8, how many does Orestes have left? 

9 Cookies

400

53+38=

91
400

Evelyn has 42 markers. She decides to share her markers with Kamila, and gives 18 away. How many markers does Evelyn have left? 

24

400

Loretta has 28 books. Charlie has 34 books. Fox has 61 books. How many books do they have all together? 

123 Books

400

764-122=

642

500

Arlo has some candy. Keegan has 12 more pieces than Arlo. Together they have 19 pieces of candy. How many does Arlo have? 

7

500

If Phoebe has 62 apples and  Eleanor has 19 oranges, how many do they have all together? 

81

500

Rowan has 48 goldfish, but wants to share, and gives Edith 27 of them. How many goldfish does Rowan have left.

21

500

163-8+15=

170

500

326-155=

171