write 3.39 9-10 as adecimal

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The calculation -3.39 subtracted from 9 is equal to 5.61 as a decimal.

To write 3.39 9-10 as a decimal, we need to subtract 9/10 from 3.39.

3.39 - 9/10 = 3.39 - 0.9 = 2.49

Therefore, 3.39 9-10 as a decimal is 2.49.