First let’s set up the problem:
154÷81 Step 1:
Take the whole number, 81, and multiply it by the denominator of the fraction, 15:
15 x 81 = 1215
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:
415⋅81=41215 To display the answer to 4/15 Divided by 81 in decimal form, you can divide the numerator, 1215, by the denominator, 4. The answer can be rounded to the nearest three decimal points, if needed:
41215=41215=303.75 So, in decimal form, 4 divided by 15/81 = 303.75
And in its simplest fractional form, 4 divided by 15/81 is 1215/4