Decimal Reading & Writing

Reading and Writing Decimals

Reading and writing decimals requires you to look at the number relative to the decimal point.   To read the number,

  1. Start at the right most digit.
  2. Determine which place value is associated with the rightmost digit .... tenths, hundredths, thousandth, ten-thousandths, hundred-thousandths, millionths, ...
  3. Read the number on the left of the decimal point.
  4. Say the word "AND".
  5. Read the number to the right of the decimal point, append the name of the last position on the right.


  1. 34.567
    • Think: 34 and 567 thousandths
    • Write: Thirty Four And Five Hundred Sixty Seven Thousandths.
  2. 745.512
    • Think: 745 and 51
    • Write: Seven Hundred Forty-Five and Fifty-One Hundredths.
  3. 23.4
    • Think: 23 and 4 tenths
    • Write: Twenty Three and Four Tenths.
  4. 12.6233
    • Think: 12 and 6233 Ten-Thousandths
    • Write: Twelve and Six Thousand Two Hundred Thirty-Three Thousandths. 

Check Your Understanding

Check your ability to read and write a decimal.

  1. Enter a number between 0 and 999.9999.
  2. Think of how you think the number should be read.
  3. Click the button "Write Out the Number" and check your answer.