Worksheet

Adding Doubles

Grade 1 Math Worksheet - Challenge Me

NameDate

Write the answer on the line.

  1. 5 + 5 =

  2. 8 + 8 =

  3. 10 + 10 = ____

  4. 4 + 4 =

  5. 1 + 1 =

  6. 6 + 6 =

  7. 3 + 3 =

  8. 2 + 2 =

  9. 7 + 7 =

  10. 9 + 9 =

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Adding Doubles

Answer Key - Grade 1 Math Worksheet - Challenge Me

Write the answer on the line.

  1. 5 + 5 = 10

  2. 8 + 8 = 16

  3. 10 + 10 = ____

    20

  4. 4 + 4 = 8

  5. 1 + 1 = 2

  6. 6 + 6 = 12

  7. 3 + 3 = 6

  8. 2 + 2 = 4

  9. 7 + 7 = 14

  10. 9 + 9 = 18