12/20 Minus 9/2, Solve 12/20 - 9/2 as a Fraction
Calculate the subtraction of fractions 12/20 and 9/2 with the help of the handy tool Subtraction of Fractions Calculator and get the detailed step-by-step answer.
How do you Subtract Fractions 12/20 and 9/2?
The given fractions are 12/20 and 9/2
Firstly the L.C.M should be done for the denominators of the two fractions 12/20 and 9/2
12/20 - 9/2
The LCM of 20 and 2 (denominators of the fractions) is 20
| 2 | 20, 2 |
| 10, 1 |
So the lcm of the given numbers is 2 x 10 x 1 = 20
= 12 x 1 - 9 x 10/20
= 12 - 90/20
= -78/20
= -39/10
Result: -39/10
Subtracting Fraction Worksheets
FAQs on Subtraction of Fractions 12/20 and 9/2
1. How do you subtract fractions with different denominators 12/20 and 9/2?
To subtract fractions 12/20 and 9/2 with like/different denominators find the denominators LCM and make both fractions' denominators equal to the LCM of 20 and 2 value i.e 20. After that add numerators and simplify the fraction i.e -39/10.
2. What is 12/20 minus 9/2 as a fraction?
12/20 minus 9/2 as a fraction is equal to -39/10.
3. How to subtract 12/20 and 9/2 on a calculator?
You have to give these numbers 12/20 and 9/2 in the input fields and press the calculate button of the tool to avail the answer -39/10 quickly.