15/9 Minus 15/7, Solve 15/9 - 15/7 as a Fraction
Calculate the subtraction of fractions 15/9 and 15/7 with the help of the handy tool Subtraction of Fractions Calculator and get the detailed step-by-step answer.
How do you Subtract Fractions 15/9 and 15/7?
The given fractions are 15/9 and 15/7
Firstly the L.C.M should be done for the denominators of the two fractions 15/9 and 15/7
15/9 - 15/7
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
= 15 x 7 - 15 x 9/63
= 105 - 135/63
= -30/63
= -10/21
Result: -10/21
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FAQs on Subtraction of Fractions 15/9 and 15/7
1. How do you subtract fractions with different denominators 15/9 and 15/7?
To subtract fractions 15/9 and 15/7 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 -10/21.
2. What is 15/9 minus 15/7 as a fraction?
15/9 minus 15/7 as a fraction is equal to -10/21.
3. How to subtract 15/9 and 15/7 on a calculator?
You have to give these numbers 15/9 and 15/7 in the input fields and press the calculate button of the tool to avail the answer -10/21 quickly.