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