First let’s set up the problem:
815÷80 Step 1:
Take the whole number, 80, and multiply it by the denominator of the fraction, 8:
8 x 80 = 640
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:
158⋅80=15640 To display the answer to 15/8 Divided by 80 in decimal form, you can divide the numerator, 640, by the denominator, 15. The answer can be rounded to the nearest three decimal points, if needed:
15640=3128=42.67 So, in decimal form, 15 divided by 8/80 = 42.67
And in its simplest fractional form, 15 divided by 8/80 is 128/3