Subtract 18/49 from 50/56
50/56 - 18/49 is 103/196.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 56 and 49 is 392
Next, find the equivalent fraction of both fractional numbers with denominator 392 - For the 1st fraction, since 56 × 7 = 392,
50/56 = 50 × 7/56 × 7 = 350/392 - Likewise, for the 2nd fraction, since 49 × 8 = 392,
18/49 = 18 × 8/49 × 8 = 144/392 - Subtract the two like fractions:
350/392 - 144/392 = 350 - 144/392 = 206/392 - After reducing the fraction, the answer is 103/196
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/56-36/49 50/56-18/98 50/56-54/49 50/56-90/49