7/9 Minus 20/7, Solve 7/9 - 20/7 as a Fraction
Calculate the subtraction of fractions 7/9 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 7/9 and 20/7?
The given fractions are 7/9 and 20/7
Firstly the L.C.M should be done for the denominators of the two fractions 7/9 and 20/7
7/9 - 20/7
The LCM of 9 and 7 (denominators of the fractions) is 63
Given numbers has no common factors except 1. So, there LCM is their product i.e 63
= 7 x 7 - 20 x 9/63
= 49 - 180/63
= -131/63
Result: -131/63
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FAQs on Subtraction of Fractions 7/9 and 20/7
1. How do you subtract fractions with different denominators 7/9 and 20/7?
To subtract fractions 7/9 and 20/7 with like/different denominators find the denominators LCM and make both fractions' denominators equal to the LCM of 9 and 7 value i.e 63. After that add numerators and simplify the fraction i.e -131/63.
2. What is 7/9 minus 20/7 as a fraction?
7/9 minus 20/7 as a fraction is equal to -131/63.
3. How to subtract 7/9 and 20/7 on a calculator?
You have to give these numbers 7/9 and 20/7 in the input fields and press the calculate button of the tool to avail the answer -131/63 quickly.