First let’s set up the problem:
1213÷87 Step 1:
Take the whole number, 87, and multiply it by the denominator of the fraction, 12:
12 x 87 = 1044
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:
1312⋅87=131044 To display the answer to 13/12 Divided by 87 in decimal form, you can divide the numerator, 1044, by the denominator, 13. The answer can be rounded to the nearest three decimal points, if needed:
131044=131044=80.31 So, in decimal form, 13 divided by 12/87 = 80.31
And in its simplest fractional form, 13 divided by 12/87 is 1044/13