First let’s set up the problem:
915÷86 Step 1:
Take the whole number, 86, and multiply it by the denominator of the fraction, 9:
9 x 86 = 774
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⋅86=15774 To display the answer to 15/9 Divided by 86 in decimal form, you can divide the numerator, 774, by the denominator, 15. The answer can be rounded to the nearest three decimal points, if needed:
15774=5258=51.6 So, in decimal form, 15 divided by 9/86 = 51.6
And in its simplest fractional form, 15 divided by 9/86 is 258/5