18/8 Minus 20/4, Solve 18/8 - 20/4 as a Fraction
Calculate the subtraction of fractions 18/8 and 20/4 with the help of the handy tool Subtraction of Fractions Calculator and get the detailed step-by-step answer.
How do you Subtract Fractions 18/8 and 20/4?
The given fractions are 18/8 and 20/4
Firstly the L.C.M should be done for the denominators of the two fractions 18/8 and 20/4
18/8 - 20/4
The LCM of 8 and 4 (denominators of the fractions) is 8
| 2 | 8, 4 |
| 2 | 4, 2 |
| 1, 2 |
So the lcm of the given numbers is 2 x 2 x 1 x 2 = 8
= 18 x 1 - 20 x 2/8
= 18 - 40/8
= -22/8
= -11/4
Result: -11/4
Subtracting Fraction Worksheets
FAQs on Subtraction of Fractions 18/8 and 20/4
1. How do you subtract fractions with different denominators 18/8 and 20/4?
To subtract fractions 18/8 and 20/4 with like/different denominators find the denominators LCM and make both fractions' denominators equal to the LCM of 8 and 4 value i.e 8. After that add numerators and simplify the fraction i.e -11/4.
2. What is 18/8 minus 20/4 as a fraction?
18/8 minus 20/4 as a fraction is equal to -11/4.
3. How to subtract 18/8 and 20/4 on a calculator?
You have to give these numbers 18/8 and 20/4 in the input fields and press the calculate button of the tool to avail the answer -11/4 quickly.