20/18 Minus 13/4, Solve 20/18 - 13/4 as a Fraction
Calculate the subtraction of fractions 20/18 and 13/4 with the help of the handy tool Subtraction of Fractions Calculator and get the detailed step-by-step answer.
How do you Subtract Fractions 20/18 and 13/4?
The given fractions are 20/18 and 13/4
Firstly the L.C.M should be done for the denominators of the two fractions 20/18 and 13/4
20/18 - 13/4
The LCM of 18 and 4 (denominators of the fractions) is 36
| 2 | 18, 4 |
| 9, 2 |
So the lcm of the given numbers is 2 x 9 x 2 = 36
= 20 x 2 - 13 x 9/36
= 40 - 117/36
= -77/36
Result: -77/36
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FAQs on Subtraction of Fractions 20/18 and 13/4
1. How do you subtract fractions with different denominators 20/18 and 13/4?
To subtract fractions 20/18 and 13/4 with like/different denominators find the denominators LCM and make both fractions' denominators equal to the LCM of 18 and 4 value i.e 36. After that add numerators and simplify the fraction i.e -77/36.
2. What is 20/18 minus 13/4 as a fraction?
20/18 minus 13/4 as a fraction is equal to -77/36.
3. How to subtract 20/18 and 13/4 on a calculator?
You have to give these numbers 20/18 and 13/4 in the input fields and press the calculate button of the tool to avail the answer -77/36 quickly.