First let’s set up the problem:
111÷21 Step 1:
Take the whole number, 21, and multiply it by the denominator of the fraction, 1:
1 x 21 = 21
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:
111⋅21=1121 To display the answer to 11/1 Divided by 21 in decimal form, you can divide the numerator, 21, by the denominator, 11. The answer can be rounded to the nearest three decimal points, if needed:
1121=1121=1.91 So, in decimal form, 11 divided by 1/21 = 1.91
And in its simplest fractional form, 11 divided by 1/21 is 21/11