First let’s set up the problem:
715÷81 Step 1:
Take the whole number, 81, and multiply it by the denominator of the fraction, 7:
7 x 81 = 567
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:
157⋅81=15567 To display the answer to 15/7 Divided by 81 in decimal form, you can divide the numerator, 567, by the denominator, 15. The answer can be rounded to the nearest three decimal points, if needed:
15567=5189=37.8 So, in decimal form, 15 divided by 7/81 = 37.8
And in its simplest fractional form, 15 divided by 7/81 is 189/5