Greatest Difference of Two Decimal Numbers

Directions: Using the digits 0 to 9, at most one time each, place a digit in each box to create two numbers that both round to 5 and have the greatest (or least) possible difference with 5.

Hint

Where are the numbers that round to 5 on a number line?
How close does a number have to be to 5 to round to 5?

Answer

Greatest Difference: 4.60 and 5.39 with a difference of 0.79
Least Difference: 4.98 and 5.01 with a difference of 0.03

Source: Mike Wiernicki

Use This Problem

Embedded problems let you easily add Open Middle problems into your Canvas assignments, Google Classroom, and more. Customize which elements are shown, and watch it update live before adding it anywhere.

Mode

Customization

Add to Platform

Check Also

Add and Subtract Mixed Numbers

Directions: Using the digits 1 to 9, at most one time each, place a digit …

18 comments

  1. I didn’t quite understand how to do this but ok

  2. 4.60 and 5.12

  3. 4.60 and 5.39

  4. It’s 4.32 and 5.01

  5. What is this please tell me

  6. Greatest Difference: 4.60 and 5.39 with a difference of 0.79
    Least Difference: 4.98 and 5.01 with a difference of 0.03

  7. ian molina torres

    Greatest Difference: 4.60 and 5.39 with a difference of 0.79
    Least Difference: 4.98 and 5.01 with a difference of 0.03

  8. Greatest Different: 4.60 and 5.39 with a difference of 0.79 Least Difference: 4.98 with a difference of 0.03

  9. Greatest Difference 4.60 and 5.39 with a difference of 0.79

    Least Difference 4.98 with a difference of 0.03

  10. 4.98 and 3.76

  11. Greatest Difference: 4.60 and 5.39 with a difference of 0.79
    Least Difference: 4.98 and 5.01 with a difference of 0.03

  12. Rudolf Österreicher

    Out of all the possibilities to have two decimal numbers with 2 digits after the decimal point that both round to 5 and with each digit only used once, the one with the greatest/lowest difference to 5 are:

    |4.60 – 5| + |5.39 – 5| = 0.79
    |4.98 – 5| + |5.01 – 5| = 0.03

  13. quaestio respondit

    possible answer: 5.01 and 4.98 (least found before i looked at answers)

Leave a Reply

Your email address will not be published. Required fields are marked *