First let’s set up the problem:
1720÷15 Step 1:
Take the whole number, 15, and multiply it by the denominator of the fraction, 17:
17 x 15 = 255
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:
2017⋅15=20255 To display the answer to 20/17 Divided by 15 in decimal form, you can divide the numerator, 255, by the denominator, 20. The answer can be rounded to the nearest three decimal points, if needed:
20255=451=12.75 So, in decimal form, 20 divided by 17/15 = 12.75
And in its simplest fractional form, 20 divided by 17/15 is 51/4