13/7 Minus 18/20, Solve 13/7 - 18/20 as a Fraction
Calculate the subtraction of fractions 13/7 and 18/20 with the help of the handy tool Subtraction of Fractions Calculator and get the detailed step-by-step answer.
How do you Subtract Fractions 13/7 and 18/20?
The given fractions are 13/7 and 18/20
Firstly the L.C.M should be done for the denominators of the two fractions 13/7 and 18/20
13/7 - 18/20
The LCM of 7 and 20 (denominators of the fractions) is 140
Given numbers has no common factors except 1. So, there LCM is their product i.e 140
= 13 x 20 - 18 x 7/140
= 260 - 126/140
= 134/140
= 67/70
Result: 67/70
Subtracting Fraction Worksheets
FAQs on Subtraction of Fractions 13/7 and 18/20
1. How do you subtract fractions with different denominators 13/7 and 18/20?
To subtract fractions 13/7 and 18/20 with like/different denominators find the denominators LCM and make both fractions' denominators equal to the LCM of 7 and 20 value i.e 140. After that add numerators and simplify the fraction i.e 67/70.
2. What is 13/7 minus 18/20 as a fraction?
13/7 minus 18/20 as a fraction is equal to 67/70.
3. How to subtract 13/7 and 18/20 on a calculator?
You have to give these numbers 13/7 and 18/20 in the input fields and press the calculate button of the tool to avail the answer 67/70 quickly.