• Kindergarten
  • Math
  • About 10 minutes

Missing Number Train

All aboard! Say the numbers on each train. Write the missing numbers in the empty cars.

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This is sheet #100124601.

How to do it

  1. Say the numbers on the train.
  2. Find an empty car.
  3. Write the number that comes next.

Teaching tip

Let your child touch each car and count out loud before writing. This sheet is aligned with Common Core K.CC.A.1.

Missing Number Train worksheet for kindergarten (counting to 20, then to 100), free printable
Printable preview

About this worksheet

Three number trains with empty cars. Kids count on and write the missing numbers in big boxes.

What kids practice

Counting out loud in order is the very first number skill. Kindergartners start by counting to 20 without skipping or repeating, then learn to count by tens to 100. By the end of the year most kids can count to 100 by ones too.

Watch for

  • Skipping a number or saying one twice, especially in the teens.
  • Saying "eleventeen" or "tenty". The teen and ty names take practice.
  • Getting stuck at a decade change, like going from 29 to 30.

It's free to print, with Fewer, Standard or More on the page and an answer key. See the full counting to 20, then to 100 guide for kindergarten.

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