2/8 Minus 9/20, Solve 2/8 - 9/20 as a Fraction
Calculate the subtraction of fractions 2/8 and 9/20 with the help of the handy tool Subtraction of Fractions Calculator and get the detailed step-by-step answer.
How do you Subtract Fractions 2/8 and 9/20?
The given fractions are 2/8 and 9/20
Firstly the L.C.M should be done for the denominators of the two fractions 2/8 and 9/20
2/8 - 9/20
The LCM of 8 and 20 (denominators of the fractions) is 40
| 2 | 8, 20 |
| 2 | 4, 10 |
| 2, 5 |
So the lcm of the given numbers is 2 x 2 x 2 x 5 = 40
= 2 x 5 - 9 x 2/40
= 10 - 18/40
= -8/40
= -1/5
Result: -1/5
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FAQs on Subtraction of Fractions 2/8 and 9/20
1. How do you subtract fractions with different denominators 2/8 and 9/20?
To subtract fractions 2/8 and 9/20 with like/different denominators find the denominators LCM and make both fractions' denominators equal to the LCM of 8 and 20 value i.e 40. After that add numerators and simplify the fraction i.e -1/5.
2. What is 2/8 minus 9/20 as a fraction?
2/8 minus 9/20 as a fraction is equal to -1/5.
3. How to subtract 2/8 and 9/20 on a calculator?
You have to give these numbers 2/8 and 9/20 in the input fields and press the calculate button of the tool to avail the answer -1/5 quickly.