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Math Grade K-1 Answer Key

Counting to 20

Practice counting numbers from 1 to 20

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Counting to 20

Practice counting numbers from 1 to 20

Math - Grade K-1

Instructions: Read each problem carefully. Count slowly and write your answers neatly.
  1. 1

    Count from 1 to 10.

    Start at 1 and say each next number in order.

    The numbers from 1 to 10 are 1, 2, 3, 4, 5, 6, 7, 8, 9, 10.
  2. 2

    Count from 11 to 20.

    The numbers from 11 to 20 are 11, 12, 13, 14, 15, 16, 17, 18, 19, 20.
  3. 3

    Write the missing number: 1, 2, 3, __, 5.

    Count up one number at a time.

    The missing number is 4.
  4. 4

    Write the missing number: 6, 7, __, 9, 10.

    The missing number is 8.
  5. 5

    Write the missing number: 11, 12, __, 14, 15.

    Say the numbers in order from 11 to 15.

    The missing number is 13.
  6. 6

    Write the missing number: 16, 17, 18, __, 20.

    The missing number is 19.
  7. 7

    What number comes after 4?

    Count forward one step.

    The number after 4 is 5.
  8. 8

    What number comes after 9?

    The number after 9 is 10.
  9. 9

    What number comes after 14?

    Say 14 and then the next number.

    The number after 14 is 15.
  10. 10

    What number comes before 7?

    The number before 7 is 6.
  11. 11

    What number comes before 13?

    Count back one step from 13.

    The number before 13 is 12.
  12. 12

    Circle the larger number: 8 or 5.

    The larger number is 8 because 8 comes after 5 when counting.
  13. 13

    Circle the larger number: 12 or 15.

    The number that comes later is larger.

    The larger number is 15 because 15 comes after 12 when counting.
  14. 14

    Count all the way from 1 to 20.

    The numbers from 1 to 20 are 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20.
  15. 15

    Write the number that shows twenty.

    It is the last number when you count from 1 to 20.

    The number that shows twenty is 20.
LivePhysics.com Math - Grade K-1 - Answer Key