First let’s set up the problem:
1520÷90 Step 1:
Take the whole number, 90, and multiply it by the denominator of the fraction, 15:
15 x 90 = 1350
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:
2015⋅90=201350 To display the answer to 20/15 Divided by 90 in decimal form, you can divide the numerator, 1350, by the denominator, 20. The answer can be rounded to the nearest three decimal points, if needed:
201350=2135=67.5 So, in decimal form, 20 divided by 15/90 = 67.5
And in its simplest fractional form, 20 divided by 15/90 is 135/2