Lesson Worksheet: Ordering Numbers up to 20 Mathematics

In this worksheet, we will practice ordering numbers up to 20 using a number line.


Which three numbers come after 11, 12, 13, 14, 15?

  • A26,17,16
  • B16,26,36
  • C36,17,16
  • D16,17,18


A group of friends want to order numbers the same way we count on.

Are they correct?

  • ANo
  • BYes


What is the missing number?


A class is counting in ones.

What number comes before 14?

What number comes after 14?


Fahd is counting popsicles. Which row has he counted correctly?

  • A
  • B
  • C


Ahmed counts up in ones from 11 but makes a mistake.

What number has Ahmed missed?


What are the missing numbers?

  • A12, 14
  • B11, 12
  • C13, 14


Look at the number cards.

What are the two numbers between 10 and 13?

  • A11, 12
  • B12, 13
  • C10, 11


What is the missing number?


The cat is jumping up the barrels.

Find the missing numbers on the barrels.

  • A9, 11
  • B8, 10
  • C10, 11

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