Worksheet

Adding Doubles

Grade 1 Math Worksheet - Building Confidence

NameDate

Write the answer on the line.

  1. 10 + 10 = ____

  2. 1 + 1 =

  3. 3 + 3 =

  4. 9 + 9 =

  5. 2 + 2 =

  6. 7 + 7 =

  7. 5 + 5 =

  8. 4 + 4 =

  9. 8 + 8 =

  10. 6 + 6 =

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Adding Doubles

Answer Key - Grade 1 Math Worksheet - Building Confidence

Write the answer on the line.

  1. 10 + 10 = ____

    20

  2. 1 + 1 = 2

  3. 3 + 3 = 6

  4. 9 + 9 = 18

  5. 2 + 2 = 4

  6. 7 + 7 = 14

  7. 5 + 5 = 10

  8. 4 + 4 = 8

  9. 8 + 8 = 16

  10. 6 + 6 = 12