First let’s set up the problem:
420÷87 Step 1:
Take the whole number, 87, and multiply it by the denominator of the fraction, 4:
4 x 87 = 348
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:
204⋅87=20348 To display the answer to 20/4 Divided by 87 in decimal form, you can divide the numerator, 348, by the denominator, 20. The answer can be rounded to the nearest three decimal points, if needed:
20348=587=17.4 So, in decimal form, 20 divided by 4/87 = 17.4
And in its simplest fractional form, 20 divided by 4/87 is 87/5