Created By : Abhinandan Kumar

Reviewed By : Rajashekhar Valipishetty

Last Updated : Mar 28, 2025


Calculate the subtraction of fractions 18/1 and 15/12 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 18/1 and 15/12?

The given fractions are 18/1 and 15/12

Firstly the L.C.M should be done for the denominators of the two fractions 18/1 and 15/12

18/1 - 15/12

The LCM of 1 and 12 (denominators of the fractions) is 12

Given numbers has no common factors except 1. So, there LCM is their product i.e 12


= 18 x 12 - 15 x 1/12

= 216 - 15/12

= 201/12

= 67/4

Result: 67/4

FAQs on Subtraction of Fractions 18/1 and 15/12

1. How do you subtract fractions with different denominators 18/1 and 15/12?

To subtract fractions 18/1 and 15/12 with like/different denominators find the denominators LCM and make both fractions' denominators equal to the LCM of 1 and 12 value i.e 12. After that add numerators and simplify the fraction i.e 67/4.

2. What is 18/1 minus 15/12 as a fraction?

18/1 minus 15/12 as a fraction is equal to 67/4.

3. How to subtract 18/1 and 15/12 on a calculator?

You have to give these numbers 18/1 and 15/12 in the input fields and press the calculate button of the tool to avail the answer 67/4 quickly.