Fact Families
Missing Addend
Equal vs Not Equal
2 Digit Subtraction
Review
100

What number of this fact family is missing? 

   15

?     6

9

100

What is the missing addend? 

4+__=12

8

100

Is this equation equal or not equal?

4+3=3+4

equal 

100

Solve the 2-digit subtraction problem:

67-21=


46

100

Solve the 2 digit subtraction equation:

59-38=

21

200

What is the missing number of this fact family? 

    19

5      ?

14

200

9+__=15

6

200

Is this equation equal or not equal? 

3+5=4+4

equal

200

Solve the 2-digit subtraction problem:

16-10=

6

200

Is this equation equal or not equal? 

7+3=5+5

equal 

300

What equation is missing in the following fact family? 

7+8=15 

8+7= 15

15-8= 7

15-7=8

300

8+__=13

5

300

Is this equation equal or not equal? 

4+9=5+10

not equal


300

Solve the 2-digit subtraction problem: 

78-24=

54

300

What is the missing addend?

__ + 9 = 17 


8

400

What is the missing number of this fact family? 

     ? 

6      12

18

400

__+13=18

5

400

Is this equation equal or not equal? 

8+5=10+3

equal

400

Solve the 2 digit subtraction problem: 

67-24=

43

400

What equation is missing in the following fact family? 

8+4= 12

4+8= 12

12-4=8


12-8=4

500

What is the missing number of this fact family? 

     ? 

4    8

12

500

__+16=20

4

500

Which equation is equal?

1+8=3+3

5+6=3+7

2+8=5+5

4+8=3+10

2+8=5+5

500

Solve the 2-digit subtraction problem: 

83-73=

10

500

Solve the two digit subtraction equation:

99-53=

46