18/15 Minus 13/8, Solve 18/15 - 13/8 as a Fraction
Calculate the subtraction of fractions 18/15 and 13/8 with the help of the handy tool Subtraction of Fractions Calculator and get the detailed step-by-step answer.
How do you Subtract Fractions 18/15 and 13/8?
The given fractions are 18/15 and 13/8
Firstly the L.C.M should be done for the denominators of the two fractions 18/15 and 13/8
18/15 - 13/8
The LCM of 15 and 8 (denominators of the fractions) is 120
Given numbers has no common factors except 1. So, there LCM is their product i.e 120
= 18 x 8 - 13 x 15/120
= 144 - 195/120
= -51/120
= -17/40
Result: -17/40
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FAQs on Subtraction of Fractions 18/15 and 13/8
1. How do you subtract fractions with different denominators 18/15 and 13/8?
To subtract fractions 18/15 and 13/8 with like/different denominators find the denominators LCM and make both fractions' denominators equal to the LCM of 15 and 8 value i.e 120. After that add numerators and simplify the fraction i.e -17/40.
2. What is 18/15 minus 13/8 as a fraction?
18/15 minus 13/8 as a fraction is equal to -17/40.
3. How to subtract 18/15 and 13/8 on a calculator?
You have to give these numbers 18/15 and 13/8 in the input fields and press the calculate button of the tool to avail the answer -17/40 quickly.