Created By : Abhinandan Kumar

Reviewed By : Rajashekhar Valipishetty

Last Updated : Mar 28, 2025


Calculate the subtraction of fractions 13/20 and 20/4 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 13/20 and 20/4?

The given fractions are 13/20 and 20/4

Firstly the L.C.M should be done for the denominators of the two fractions 13/20 and 20/4

13/20 - 20/4

The LCM of 20 and 4 (denominators of the fractions) is 20
2 20, 4
2 10, 2
5, 1

So the lcm of the given numbers is 2 x 2 x 5 x 1 = 20


= 13 x 1 - 20 x 5/20

= 13 - 100/20

= -87/20

Result: -87/20

FAQs on Subtraction of Fractions 13/20 and 20/4

1. How do you subtract fractions with different denominators 13/20 and 20/4?

To subtract fractions 13/20 and 20/4 with like/different denominators find the denominators LCM and make both fractions' denominators equal to the LCM of 20 and 4 value i.e 20. After that add numerators and simplify the fraction i.e -87/20.

2. What is 13/20 minus 20/4 as a fraction?

13/20 minus 20/4 as a fraction is equal to -87/20.

3. How to subtract 13/20 and 20/4 on a calculator?

You have to give these numbers 13/20 and 20/4 in the input fields and press the calculate button of the tool to avail the answer -87/20 quickly.