First let’s set up the problem:
1217÷21 Step 1:
Take the whole number, 21, and multiply it by the denominator of the fraction, 12:
12 x 21 = 252
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:
1712⋅21=17252 To display the answer to 17/12 Divided by 21 in decimal form, you can divide the numerator, 252, by the denominator, 17. The answer can be rounded to the nearest three decimal points, if needed:
17252=17252=14.82 So, in decimal form, 17 divided by 12/21 = 14.82
And in its simplest fractional form, 17 divided by 12/21 is 252/17