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

________ + 100 = 150

________ + 0 = 30

________ + 50 = 140

________ + 40 = 110

________ + 10 = 100

________ + 20 = 120

60 + ________ = 140

90 + ________ = 110

80 + ________ = 120

40 + ________ = 80

20 + ________ = 70

70 + ________ = 90

50 + ________ = 150

10 + ________ = 60

0 + ________ = 30

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

50 + 100 = 150

30 + 0 = 30

90 + 50 = 140

70 + 40 = 110

90 + 10 = 100

100 + 20 = 120

60 + 80 = 140

90 + 20 = 110

80 + 40 = 120

40 + 40 = 80

20 + 50 = 70

70 + 20 = 90

50 + 100 = 150

10 + 50 = 60

0 + 30 = 30

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