First let’s set up the problem:
915÷81 Step 1:
Take the whole number, 81, and multiply it by the denominator of the fraction, 9:
9 x 81 = 729
Step 2:
The result of this multiplication will now become the denominator of the answer. The answer to the problem in fraction form can now be seen:
159⋅81=15729 To display the answer to 15/9 Divided by 81 in decimal form, you can divide the numerator, 729, by the denominator, 15. The answer can be rounded to the nearest three decimal points, if needed:
15729=5243=48.6 So, in decimal form, 15 divided by 9/81 = 48.6
And in its simplest fractional form, 15 divided by 9/81 is 243/5