First let’s set up the problem:
512÷90 Step 1:
Take the whole number, 90, and multiply it by the denominator of the fraction, 5:
5 x 90 = 450
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:
125⋅90=12450 To display the answer to 12/5 Divided by 90 in decimal form, you can divide the numerator, 450, by the denominator, 12. The answer can be rounded to the nearest three decimal points, if needed:
12450=275=37.5 So, in decimal form, 12 divided by 5/90 = 37.5
And in its simplest fractional form, 12 divided by 5/90 is 75/2