1st Grade 4/8

What addition problem do these base ten blocks represent?

• 35+29

• 28+39

• 29+38

• 38+29

   20 + 30 

______

• 10

• 50

• 40

• 28

• 29

• 22

• 38

• 59

• 69

• 79

• 89

______ + 14 = 17

• 3

• 8

6 + ___ = 11

• 4

• 5

• 6

• 7