First let’s set up the problem:
815÷42 Step 1:
Take the whole number, 42, and multiply it by the denominator of the fraction, 8:
8 x 42 = 336
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:
158⋅42=15336 To display the answer to 15/8 Divided by 42 in decimal form, you can divide the numerator, 336, by the denominator, 15. The answer can be rounded to the nearest three decimal points, if needed:
15336=5112=22.4 So, in decimal form, 15 divided by 8/42 = 22.4
And in its simplest fractional form, 15 divided by 8/42 is 112/5