Subtract 60/40 from 7/49
1st number: 7/49, 2nd number: 1 20/40
7/49 - 60/40 is -19/14.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 49 and 40 is 1960
Next, find the equivalent fraction of both fractional numbers with denominator 1960 - For the 1st fraction, since 49 × 40 = 1960,
7/49 = 7 × 40/49 × 40 = 280/1960 - Likewise, for the 2nd fraction, since 40 × 49 = 1960,
60/40 = 60 × 49/40 × 49 = 2940/1960 - Subtract the two like fractions:
280/1960 - 2940/1960 = 280 - 2940/1960 = -2660/1960 - After reducing the fraction, the answer is -19/14
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/49-60/40 7/98-60/40 7/49-60/80 21/49-60/40 35/49-60/40