First let’s set up the problem:
813÷20 Step 1:
Take the whole number, 20, and multiply it by the denominator of the fraction, 8:
8 x 20 = 160
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:
138⋅20=13160 To display the answer to 13/8 Divided by 20 in decimal form, you can divide the numerator, 160, by the denominator, 13. The answer can be rounded to the nearest three decimal points, if needed:
13160=13160=12.31 So, in decimal form, 13 divided by 8/20 = 12.31
And in its simplest fractional form, 13 divided by 8/20 is 160/13