18/8 Minus 7/2, Solve 18/8 - 7/2 as a Fraction
Calculate the subtraction of fractions 18/8 and 7/2 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 7/2?
The given fractions are 18/8 and 7/2
Firstly the L.C.M should be done for the denominators of the two fractions 18/8 and 7/2
18/8 - 7/2
The LCM of 8 and 2 (denominators of the fractions) is 8
| 2 | 8, 2 |
| 4, 1 |
So the lcm of the given numbers is 2 x 4 x 1 = 8
= 18 x 1 - 7 x 4/8
= 18 - 28/8
= -10/8
= -5/4
Result: -5/4
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FAQs on Subtraction of Fractions 18/8 and 7/2
1. How do you subtract fractions with different denominators 18/8 and 7/2?
To subtract fractions 18/8 and 7/2 with like/different denominators find the denominators LCM and make both fractions' denominators equal to the LCM of 8 and 2 value i.e 8. After that add numerators and simplify the fraction i.e -5/4.
2. What is 18/8 minus 7/2 as a fraction?
18/8 minus 7/2 as a fraction is equal to -5/4.
3. How to subtract 18/8 and 7/2 on a calculator?
You have to give these numbers 18/8 and 7/2 in the input fields and press the calculate button of the tool to avail the answer -5/4 quickly.