15/7 Minus 20/8, Solve 15/7 - 20/8 as a Fraction
Calculate the subtraction of fractions 15/7 and 20/8 with the help of the handy tool Subtraction of Fractions Calculator and get the detailed step-by-step answer.
How do you Subtract Fractions 15/7 and 20/8?
The given fractions are 15/7 and 20/8
Firstly the L.C.M should be done for the denominators of the two fractions 15/7 and 20/8
15/7 - 20/8
The LCM of 7 and 8 (denominators of the fractions) is 56
Given numbers has no common factors except 1. So, there LCM is their product i.e 56
= 15 x 8 - 20 x 7/56
= 120 - 140/56
= -20/56
= -5/14
Result: -5/14
Subtracting Fraction Worksheets
FAQs on Subtraction of Fractions 15/7 and 20/8
1. How do you subtract fractions with different denominators 15/7 and 20/8?
To subtract fractions 15/7 and 20/8 with like/different denominators find the denominators LCM and make both fractions' denominators equal to the LCM of 7 and 8 value i.e 56. After that add numerators and simplify the fraction i.e -5/14.
2. What is 15/7 minus 20/8 as a fraction?
15/7 minus 20/8 as a fraction is equal to -5/14.
3. How to subtract 15/7 and 20/8 on a calculator?
You have to give these numbers 15/7 and 20/8 in the input fields and press the calculate button of the tool to avail the answer -5/14 quickly.