18/4 Minus 19/20, Solve 18/4 - 19/20 as a Fraction
Calculate the subtraction of fractions 18/4 and 19/20 with the help of the handy tool Subtraction of Fractions Calculator and get the detailed step-by-step answer.
How do you Subtract Fractions 18/4 and 19/20?
The given fractions are 18/4 and 19/20
Firstly the L.C.M should be done for the denominators of the two fractions 18/4 and 19/20
18/4 - 19/20
The LCM of 4 and 20 (denominators of the fractions) is 20
| 2 | 4, 20 |
| 2 | 2, 10 |
| 1, 5 |
So the lcm of the given numbers is 2 x 2 x 1 x 5 = 20
= 18 x 5 - 19 x 1/20
= 90 - 19/20
= 71/20
Result: 71/20
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FAQs on Subtraction of Fractions 18/4 and 19/20
1. How do you subtract fractions with different denominators 18/4 and 19/20?
To subtract fractions 18/4 and 19/20 with like/different denominators find the denominators LCM and make both fractions' denominators equal to the LCM of 4 and 20 value i.e 20. After that add numerators and simplify the fraction i.e 71/20.
2. What is 18/4 minus 19/20 as a fraction?
18/4 minus 19/20 as a fraction is equal to 71/20.
3. How to subtract 18/4 and 19/20 on a calculator?
You have to give these numbers 18/4 and 19/20 in the input fields and press the calculate button of the tool to avail the answer 71/20 quickly.