Math Grade K-1

Doubling Small Numbers: 1+1, 2+2, 3+3

Practice adding the same small number twice

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Practice adding the same small number twice

Math - Grade K-1

Instructions: Read each problem. Add the two matching numbers. You may draw dots or use counters to help.
  1. 1
    Two red apples side by side.

    What is 1 + 1?

  2. 2
    Four blue buttons in two groups of two.

    What is 2 + 2?

  3. 3
    Six yellow stars in two groups of three.

    What is 3 + 3?

  4. 4
    Two orange fish, one on each side.

    Fill in the blank: 1 + 1 = ____.

  5. 5
    Four green leaves in two groups of two.

    Fill in the blank: 2 + 2 = ____.

  6. 6
    Six purple grapes in two groups of three.

    Fill in the blank: 3 + 3 = ____.

  7. 7
    One red balloon and one blue balloon.

    There is 1 red balloon and 1 blue balloon. How many balloons are there in all?

  8. 8
    Two cats on a rug and two cats on a chair.

    There are 2 cats on a rug and 2 cats on a chair. How many cats are there in all?

  9. 9
    Two stacks of three toy blocks.

    There are 3 blocks in one stack and 3 blocks in another stack. How many blocks are there in all?

  10. 10
    Four ladybugs in two groups of two.

    Circle the doubles fact that equals 4: 1 + 1, 2 + 2, or 3 + 3.

  11. 11
    Six marbles in two groups of three.

    Circle the doubles fact that equals 6: 1 + 1, 2 + 2, or 3 + 3.

  12. 12
    Two yellow ducks, one in each group.

    Circle the doubles fact that equals 2: 1 + 1, 2 + 2, or 3 + 3.

  13. 13
    Four dots in two groups of two.

    Draw dots to show 2 + 2. Then write the answer.

  14. 14
    Six dots in two groups of three.

    Draw dots to show 3 + 3. Then write the answer.

  15. 15
    A counting mat showing pairs of equal groups with counters.

    Write the answers: 1 + 1 = ____, 2 + 2 = ____, 3 + 3 = ____.

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