12/8 Minus 20/7, Solve 12/8 - 20/7 as a Fraction
Calculate the subtraction of fractions 12/8 and 20/7 with the help of the handy tool Subtraction of Fractions Calculator and get the detailed step-by-step answer.
How do you Subtract Fractions 12/8 and 20/7?
The given fractions are 12/8 and 20/7
Firstly the L.C.M should be done for the denominators of the two fractions 12/8 and 20/7
12/8 - 20/7
The LCM of 8 and 7 (denominators of the fractions) is 56
Given numbers has no common factors except 1. So, there LCM is their product i.e 56
= 12 x 7 - 20 x 8/56
= 84 - 160/56
= -76/56
= -19/14
Result: -19/14
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FAQs on Subtraction of Fractions 12/8 and 20/7
1. How do you subtract fractions with different denominators 12/8 and 20/7?
To subtract fractions 12/8 and 20/7 with like/different denominators find the denominators LCM and make both fractions' denominators equal to the LCM of 8 and 7 value i.e 56. After that add numerators and simplify the fraction i.e -19/14.
2. What is 12/8 minus 20/7 as a fraction?
12/8 minus 20/7 as a fraction is equal to -19/14.
3. How to subtract 12/8 and 20/7 on a calculator?
You have to give these numbers 12/8 and 20/7 in the input fields and press the calculate button of the tool to avail the answer -19/14 quickly.