7/18 Minus 7/9, Solve 7/18 - 7/9 as a Fraction
Calculate the subtraction of fractions 7/18 and 7/9 with the help of the handy tool Subtraction of Fractions Calculator and get the detailed step-by-step answer.
How do you Subtract Fractions 7/18 and 7/9?
The given fractions are 7/18 and 7/9
Firstly the L.C.M should be done for the denominators of the two fractions 7/18 and 7/9
7/18 - 7/9
The LCM of 18 and 9 (denominators of the fractions) is 18
| 3 | 18, 9 |
| 3 | 6, 3 |
| 2, 1 |
So the lcm of the given numbers is 3 x 3 x 2 x 1 = 18
= 7 x 1 - 7 x 2/18
= 7 - 14/18
= -7/18
Result: -7/18
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FAQs on Subtraction of Fractions 7/18 and 7/9
1. How do you subtract fractions with different denominators 7/18 and 7/9?
To subtract fractions 7/18 and 7/9 with like/different denominators find the denominators LCM and make both fractions' denominators equal to the LCM of 18 and 9 value i.e 18. After that add numerators and simplify the fraction i.e -7/18.
2. What is 7/18 minus 7/9 as a fraction?
7/18 minus 7/9 as a fraction is equal to -7/18.
3. How to subtract 7/18 and 7/9 on a calculator?
You have to give these numbers 7/18 and 7/9 in the input fields and press the calculate button of the tool to avail the answer -7/18 quickly.