Created By : Abhinandan Kumar

Reviewed By : Rajashekhar Valipishetty

Last Updated : Mar 28, 2025


Calculate the subtraction of fractions 18/16 and 15/4 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 18/16 and 15/4?

The given fractions are 18/16 and 15/4

Firstly the L.C.M should be done for the denominators of the two fractions 18/16 and 15/4

18/16 - 15/4

The LCM of 16 and 4 (denominators of the fractions) is 16
2 16, 4
2 8, 2
4, 1

So the lcm of the given numbers is 2 x 2 x 4 x 1 = 16


= 18 x 1 - 15 x 4/16

= 18 - 60/16

= -42/16

= -21/8

Result: -21/8

FAQs on Subtraction of Fractions 18/16 and 15/4

1. How do you subtract fractions with different denominators 18/16 and 15/4?

To subtract fractions 18/16 and 15/4 with like/different denominators find the denominators LCM and make both fractions' denominators equal to the LCM of 16 and 4 value i.e 16. After that add numerators and simplify the fraction i.e -21/8.

2. What is 18/16 minus 15/4 as a fraction?

18/16 minus 15/4 as a fraction is equal to -21/8.

3. How to subtract 18/16 and 15/4 on a calculator?

You have to give these numbers 18/16 and 15/4 in the input fields and press the calculate button of the tool to avail the answer -21/8 quickly.