1/8 Minus 20/18, Solve 1/8 - 20/18 as a Fraction
Calculate the subtraction of fractions 1/8 and 20/18 with the help of the handy tool Subtraction of Fractions Calculator and get the detailed step-by-step answer.
How do you Subtract Fractions 1/8 and 20/18?
The given fractions are 1/8 and 20/18
Firstly the L.C.M should be done for the denominators of the two fractions 1/8 and 20/18
1/8 - 20/18
The LCM of 8 and 18 (denominators of the fractions) is 72
| 2 | 8, 18 |
| 4, 9 |
So the lcm of the given numbers is 2 x 4 x 9 = 72
= 1 x 9 - 20 x 4/72
= 9 - 80/72
= -71/72
Result: -71/72
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FAQs on Subtraction of Fractions 1/8 and 20/18
1. How do you subtract fractions with different denominators 1/8 and 20/18?
To subtract fractions 1/8 and 20/18 with like/different denominators find the denominators LCM and make both fractions' denominators equal to the LCM of 8 and 18 value i.e 72. After that add numerators and simplify the fraction i.e -71/72.
2. What is 1/8 minus 20/18 as a fraction?
1/8 minus 20/18 as a fraction is equal to -71/72.
3. How to subtract 1/8 and 20/18 on a calculator?
You have to give these numbers 1/8 and 20/18 in the input fields and press the calculate button of the tool to avail the answer -71/72 quickly.