First let’s set up the problem:
1512÷5 Step 1:
Take the whole number, 5, and multiply it by the denominator of the fraction, 15:
15 x 5 = 75
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⋅5=1275 To display the answer to 12/15 Divided by 5 in decimal form, you can divide the numerator, 75, by the denominator, 12. The answer can be rounded to the nearest three decimal points, if needed:
1275=425=6.25 So, in decimal form, 12 divided by 15/5 = 6.25
And in its simplest fractional form, 12 divided by 15/5 is 25/4