Created By : Abhinandan Kumar

Reviewed By : Rajashekhar Valipishetty

Last Updated : Mar 28, 2025


Calculate the subtraction of fractions 8/20 and 12/7 with the help of the handy tool Subtraction of Fractions Calculator and get the detailed step-by-step answer.




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How do you Subtract Fractions 8/20 and 12/7?

The given fractions are 8/20 and 12/7

Firstly the L.C.M should be done for the denominators of the two fractions 8/20 and 12/7

8/20 - 12/7

The LCM of 20 and 7 (denominators of the fractions) is 140

Given numbers has no common factors except 1. So, there LCM is their product i.e 140


= 8 x 7 - 12 x 20/140

= 56 - 240/140

= -184/140

= -46/35

Result: -46/35

FAQs on Subtraction of Fractions 8/20 and 12/7

1. How do you subtract fractions with different denominators 8/20 and 12/7?

To subtract fractions 8/20 and 12/7 with like/different denominators find the denominators LCM and make both fractions' denominators equal to the LCM of 20 and 7 value i.e 140. After that add numerators and simplify the fraction i.e -46/35.

2. What is 8/20 minus 12/7 as a fraction?

8/20 minus 12/7 as a fraction is equal to -46/35.

3. How to subtract 8/20 and 12/7 on a calculator?

You have to give these numbers 8/20 and 12/7 in the input fields and press the calculate button of the tool to avail the answer -46/35 quickly.