Grade 1: Missing addend - whole tens - sums with 150
Solve.

________ + 90 = 120

________ + 70 = 140

________ + 40 = 130

________ + 50 = 70

________ + 10 = 110

________ + 20 = 150

________ + 0 = 100

50 + ________ = 120

90 + ________ = 150

0 + ________ = 30

60 + ________ = 130

40 + ________ = 60

10 + ________ = 80

30 + ________ = 100

80 + ________ = 140

20 + ________ = 110

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Grade 1: Missing addend - whole tens - sums with 150
The Answer.

30 + 90 = 120

70 + 70 = 140

90 + 40 = 130

20 + 50 = 70

100 + 10 = 110

130 + 20 = 150

100 + 0 = 100

50 + 70 = 120

90 + 60 = 150

0 + 30 = 30

60 + 70 = 130

40 + 20 = 60

10 + 70 = 80

30 + 70 = 100

80 + 60 = 140

20 + 90 = 110

Copying permission: You are free to copy this worksheet for your students and for personal use. Do not distribute on worksheets without permission. Copyright almanahj.com/us