First let’s set up the problem:
213÷81 Step 1:
Take the whole number, 81, and multiply it by the denominator of the fraction, 2:
2 x 81 = 162
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:
132⋅81=13162 To display the answer to 13/2 Divided by 81 in decimal form, you can divide the numerator, 162, by the denominator, 13. The answer can be rounded to the nearest three decimal points, if needed:
13162=13162=12.46 So, in decimal form, 13 divided by 2/81 = 12.46
And in its simplest fractional form, 13 divided by 2/81 is 162/13