Created By : Abhinandan Kumar

Reviewed By : Rajashekhar Valipishetty

Last Updated : Mar 28, 2025


Calculate the subtraction of fractions 12/9 and 7/18 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 12/9 and 7/18?

The given fractions are 12/9 and 7/18

Firstly the L.C.M should be done for the denominators of the two fractions 12/9 and 7/18

12/9 - 7/18

The LCM of 9 and 18 (denominators of the fractions) is 18
3 9, 18
3 3, 6
1, 2

So the lcm of the given numbers is 3 x 3 x 1 x 2 = 18


= 12 x 2 - 7 x 1/18

= 24 - 7/18

= 17/18

Result: 17/18

FAQs on Subtraction of Fractions 12/9 and 7/18

1. How do you subtract fractions with different denominators 12/9 and 7/18?

To subtract fractions 12/9 and 7/18 with like/different denominators find the denominators LCM and make both fractions' denominators equal to the LCM of 9 and 18 value i.e 18. After that add numerators and simplify the fraction i.e 17/18.

2. What is 12/9 minus 7/18 as a fraction?

12/9 minus 7/18 as a fraction is equal to 17/18.

3. How to subtract 12/9 and 7/18 on a calculator?

You have to give these numbers 12/9 and 7/18 in the input fields and press the calculate button of the tool to avail the answer 17/18 quickly.