First let’s set up the problem:
1721÷7 Step 1:
Take the whole number, 7, and multiply it by the denominator of the fraction, 17:
17 x 7 = 119
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:
2117⋅7=21119 To display the answer to 21/17 Divided by 7 in decimal form, you can divide the numerator, 119, by the denominator, 21. The answer can be rounded to the nearest three decimal points, if needed:
21119=317=5.67 So, in decimal form, 21 divided by 17/7 = 5.67
And in its simplest fractional form, 21 divided by 17/7 is 17/3