Subtract 18/60 from 4/49
4/49 - 18/60 is -107/490.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 49 and 60 is 2940
Next, find the equivalent fraction of both fractional numbers with denominator 2940 - For the 1st fraction, since 49 × 60 = 2940,
4/49 = 4 × 60/49 × 60 = 240/2940 - Likewise, for the 2nd fraction, since 60 × 49 = 2940,
18/60 = 18 × 49/60 × 49 = 882/2940 - Subtract the two like fractions:
240/2940 - 882/2940 = 240 - 882/2940 = -642/2940 - After reducing the fraction, the answer is -107/490
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/49-18/60 4/49-36/60 4/98-18/60 12/49-18/60 4/49-54/60 20/49-18/60 4/49-90/60 28/49-18/60