First let’s set up the problem:
516÷81 Step 1:
Take the whole number, 81, and multiply it by the denominator of the fraction, 5:
5 x 81 = 405
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:
165⋅81=16405 To display the answer to 16/5 Divided by 81 in decimal form, you can divide the numerator, 405, by the denominator, 16. The answer can be rounded to the nearest three decimal points, if needed:
16405=16405=25.31 So, in decimal form, 16 divided by 5/81 = 25.31
And in its simplest fractional form, 16 divided by 5/81 is 405/16