First let’s set up the problem:
420÷99 Step 1:
Take the whole number, 99, and multiply it by the denominator of the fraction, 4:
4 x 99 = 396
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⋅99=20396 To display the answer to 20/4 Divided by 99 in decimal form, you can divide the numerator, 396, by the denominator, 20. The answer can be rounded to the nearest three decimal points, if needed:
20396=599=19.8 So, in decimal form, 20 divided by 4/99 = 19.8
And in its simplest fractional form, 20 divided by 4/99 is 99/5