First let’s set up the problem:
1512÷30 Step 1:
Take the whole number, 30, and multiply it by the denominator of the fraction, 15:
15 x 30 = 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:
1215⋅30=12450 To display the answer to 12/15 Divided by 30 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 15/30 = 37.5
And in its simplest fractional form, 12 divided by 15/30 is 75/2