Addition

Front

What addition problem do these base ten blocks represent? Options: 35+29, 28+39, 29+38, 38+29

Back

28+39

Front

6+26

Back

32

Front

The answer in an addition problem
3 + 9 = 12

Back

sum

Front

7 + 1 =

Back

8

Front

9 + 1 =

Back

10

Front

6 + 1 =

Back

7

Front

8+2=

Back

10

Front

6 + 8 =

Back

14

Front

5 + 10 =

Back

15

Front

5 + 8 =

Back

13