First let’s set up the problem:
1012÷81 Step 1:
Take the whole number, 81, and multiply it by the denominator of the fraction, 10:
10 x 81 = 810
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:
1210⋅81=12810 To display the answer to 12/10 Divided by 81 in decimal form, you can divide the numerator, 810, by the denominator, 12. The answer can be rounded to the nearest three decimal points, if needed:
12810=2135=67.5 So, in decimal form, 12 divided by 10/81 = 67.5
And in its simplest fractional form, 12 divided by 10/81 is 135/2