First let’s set up the problem:
320÷81 Step 1:
Take the whole number, 81, and multiply it by the denominator of the fraction, 3:
3 x 81 = 243
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:
203⋅81=20243 To display the answer to 20/3 Divided by 81 in decimal form, you can divide the numerator, 243, by the denominator, 20. The answer can be rounded to the nearest three decimal points, if needed:
20243=20243=12.15 So, in decimal form, 20 divided by 3/81 = 12.15
And in its simplest fractional form, 20 divided by 3/81 is 243/20