Created By : Abhinandan Kumar

Reviewed By : Rajashekhar Valipishetty

Last Updated : Mar 28, 2025


Calculate the subtraction of fractions 4/9 and 9/18 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 4/9 and 9/18?

The given fractions are 4/9 and 9/18

Firstly the L.C.M should be done for the denominators of the two fractions 4/9 and 9/18

4/9 - 9/18

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


= 4 x 2 - 9 x 1/18

= 8 - 9/18

= -1/18

Result: -1/18

FAQs on Subtraction of Fractions 4/9 and 9/18

1. How do you subtract fractions with different denominators 4/9 and 9/18?

To subtract fractions 4/9 and 9/18 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 -1/18.

2. What is 4/9 minus 9/18 as a fraction?

4/9 minus 9/18 as a fraction is equal to -1/18.

3. How to subtract 4/9 and 9/18 on a calculator?

You have to give these numbers 4/9 and 9/18 in the input fields and press the calculate button of the tool to avail the answer -1/18 quickly.