18/8 Minus 17/20, Solve 18/8 - 17/20 as a Fraction
Calculate the subtraction of fractions 18/8 and 17/20 with the help of the handy tool Subtraction of Fractions Calculator and get the detailed step-by-step answer.
How do you Subtract Fractions 18/8 and 17/20?
The given fractions are 18/8 and 17/20
Firstly the L.C.M should be done for the denominators of the two fractions 18/8 and 17/20
18/8 - 17/20
The LCM of 8 and 20 (denominators of the fractions) is 40
| 2 | 8, 20 |
| 2 | 4, 10 |
| 2, 5 |
So the lcm of the given numbers is 2 x 2 x 2 x 5 = 40
= 18 x 5 - 17 x 2/40
= 90 - 34/40
= 56/40
= 7/5
Result: 7/5
Subtracting Fraction Worksheets
FAQs on Subtraction of Fractions 18/8 and 17/20
1. How do you subtract fractions with different denominators 18/8 and 17/20?
To subtract fractions 18/8 and 17/20 with like/different denominators find the denominators LCM and make both fractions' denominators equal to the LCM of 8 and 20 value i.e 40. After that add numerators and simplify the fraction i.e 7/5.
2. What is 18/8 minus 17/20 as a fraction?
18/8 minus 17/20 as a fraction is equal to 7/5.
3. How to subtract 18/8 and 17/20 on a calculator?
You have to give these numbers 18/8 and 17/20 in the input fields and press the calculate button of the tool to avail the answer 7/5 quickly.