Decimal Subtraction 2

Directions: Use the digits 1 to 9, at most one time each, to make a difference with the least possible value.

Hint

How do you place digits so the difference is less than ten?

Answer

The least possible value is 1.2 and you can get it using:
8.5 – 7.3 = 1.2
6.9 – 5.7 = 1.2

Source: Owen Kaplinsky and Robert Kaplinsky

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14 comments

  1. Also, 9.5 – 8.3 = 1.2???

  2. 4.9 – 3.7

  3. 8.4-7.3? Couldn’t you get 1.1?

  4. Disregard, realized 1 is repeated in the answer.

  5. My name is Brigid from 5th grade and I also found 4.7-3.5=1.2

  6. 1.2-3.4=2.2

  7. 4.7-3.5=1.2

  8. The least possible value is 1.2 and you can get it using:
    8.5 – 7.3 = 1.2
    6.9 – 5.7 = 1.2

  9. The least possible value is:1.2
    8.4 – 7.4= 1.2
    5.4-4.4=1.2

  10. I got an answer of 6.9-5.7=1.2

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