First let’s set up the problem:
420÷39 Step 1:
Take the whole number, 39, and multiply it by the denominator of the fraction, 4:
4 x 39 = 156
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⋅39=20156 To display the answer to 20/4 Divided by 39 in decimal form, you can divide the numerator, 156, by the denominator, 20. The answer can be rounded to the nearest three decimal points, if needed:
20156=539=7.8 So, in decimal form, 20 divided by 4/39 = 7.8
And in its simplest fractional form, 20 divided by 4/39 is 39/5