Created By : Abhinandan Kumar

Reviewed By : Rajashekhar Valipishetty

Last Updated : Mar 28, 2025


Calculate the subtraction of fractions 3/9 and 8/12 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 3/9 and 8/12?

The given fractions are 3/9 and 8/12

Firstly the L.C.M should be done for the denominators of the two fractions 3/9 and 8/12

3/9 - 8/12

The LCM of 9 and 12 (denominators of the fractions) is 36
3 9, 12
3, 4

So the lcm of the given numbers is 3 x 3 x 4 = 36


= 3 x 4 - 8 x 3/36

= 12 - 24/36

= -12/36

= -1/3

Result: -1/3

FAQs on Subtraction of Fractions 3/9 and 8/12

1. How do you subtract fractions with different denominators 3/9 and 8/12?

To subtract fractions 3/9 and 8/12 with like/different denominators find the denominators LCM and make both fractions' denominators equal to the LCM of 9 and 12 value i.e 36. After that add numerators and simplify the fraction i.e -1/3.

2. What is 3/9 minus 8/12 as a fraction?

3/9 minus 8/12 as a fraction is equal to -1/3.

3. How to subtract 3/9 and 8/12 on a calculator?

You have to give these numbers 3/9 and 8/12 in the input fields and press the calculate button of the tool to avail the answer -1/3 quickly.