First let’s set up the problem:
1280÷3 Step 1:
Take the whole number, 3, and multiply it by the denominator of the fraction, 12:
12 x 3 = 36
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:
8012⋅3=8036 To display the answer to 80/12 Divided by 3 in decimal form, you can divide the numerator, 36, by the denominator, 80. The answer can be rounded to the nearest three decimal points, if needed:
8036=209=0.45 So, in decimal form, 80 divided by 12/3 = 0.45
And in its simplest fractional form, 80 divided by 12/3 is 9/20