First let’s set up the problem:
720÷15 Step 1:
Take the whole number, 15, and multiply it by the denominator of the fraction, 7:
7 x 15 = 105
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:
207⋅15=20105 To display the answer to 20/7 Divided by 15 in decimal form, you can divide the numerator, 105, by the denominator, 20. The answer can be rounded to the nearest three decimal points, if needed:
20105=421=5.25 So, in decimal form, 20 divided by 7/15 = 5.25
And in its simplest fractional form, 20 divided by 7/15 is 21/4