10/20 Minus 18/8, Solve 10/20 - 18/8 as a Fraction
Calculate the subtraction of fractions 10/20 and 18/8 with the help of the handy tool Subtraction of Fractions Calculator and get the detailed step-by-step answer.
How do you Subtract Fractions 10/20 and 18/8?
The given fractions are 10/20 and 18/8
Firstly the L.C.M should be done for the denominators of the two fractions 10/20 and 18/8
10/20 - 18/8
The LCM of 20 and 8 (denominators of the fractions) is 40
| 2 | 20, 8 |
| 2 | 10, 4 |
| 5, 2 |
So the lcm of the given numbers is 2 x 2 x 5 x 2 = 40
= 10 x 2 - 18 x 5/40
= 20 - 90/40
= -70/40
= -7/4
Result: -7/4
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FAQs on Subtraction of Fractions 10/20 and 18/8
1. How do you subtract fractions with different denominators 10/20 and 18/8?
To subtract fractions 10/20 and 18/8 with like/different denominators find the denominators LCM and make both fractions' denominators equal to the LCM of 20 and 8 value i.e 40. After that add numerators and simplify the fraction i.e -7/4.
2. What is 10/20 minus 18/8 as a fraction?
10/20 minus 18/8 as a fraction is equal to -7/4.
3. How to subtract 10/20 and 18/8 on a calculator?
You have to give these numbers 10/20 and 18/8 in the input fields and press the calculate button of the tool to avail the answer -7/4 quickly.