Created By : Abhinandan Kumar

Reviewed By : Rajashekhar Valipishetty

Last Updated : Mar 28, 2025


Calculate the subtraction of fractions 20/10 and 19/8 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 20/10 and 19/8?

The given fractions are 20/10 and 19/8

Firstly the L.C.M should be done for the denominators of the two fractions 20/10 and 19/8

20/10 - 19/8

The LCM of 10 and 8 (denominators of the fractions) is 40
2 10, 8
5, 4

So the lcm of the given numbers is 2 x 5 x 4 = 40


= 20 x 4 - 19 x 5/40

= 80 - 95/40

= -15/40

= -3/8

Result: -3/8

FAQs on Subtraction of Fractions 20/10 and 19/8

1. How do you subtract fractions with different denominators 20/10 and 19/8?

To subtract fractions 20/10 and 19/8 with like/different denominators find the denominators LCM and make both fractions' denominators equal to the LCM of 10 and 8 value i.e 40. After that add numerators and simplify the fraction i.e -3/8.

2. What is 20/10 minus 19/8 as a fraction?

20/10 minus 19/8 as a fraction is equal to -3/8.

3. How to subtract 20/10 and 19/8 on a calculator?

You have to give these numbers 20/10 and 19/8 in the input fields and press the calculate button of the tool to avail the answer -3/8 quickly.