12/18 Minus 9/7, Solve 12/18 - 9/7 as a Fraction
Calculate the subtraction of fractions 12/18 and 9/7 with the help of the handy tool Subtraction of Fractions Calculator and get the detailed step-by-step answer.
How do you Subtract Fractions 12/18 and 9/7?
The given fractions are 12/18 and 9/7
Firstly the L.C.M should be done for the denominators of the two fractions 12/18 and 9/7
12/18 - 9/7
The LCM of 18 and 7 (denominators of the fractions) is 126
Given numbers has no common factors except 1. So, there LCM is their product i.e 126
= 12 x 7 - 9 x 18/126
= 84 - 162/126
= -78/126
= -13/21
Result: -13/21
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FAQs on Subtraction of Fractions 12/18 and 9/7
1. How do you subtract fractions with different denominators 12/18 and 9/7?
To subtract fractions 12/18 and 9/7 with like/different denominators find the denominators LCM and make both fractions' denominators equal to the LCM of 18 and 7 value i.e 126. After that add numerators and simplify the fraction i.e -13/21.
2. What is 12/18 minus 9/7 as a fraction?
12/18 minus 9/7 as a fraction is equal to -13/21.
3. How to subtract 12/18 and 9/7 on a calculator?
You have to give these numbers 12/18 and 9/7 in the input fields and press the calculate button of the tool to avail the answer -13/21 quickly.