Subtract 90/56 from 8/49
1st number: 8/49, 2nd number: 1 34/56
8/49 - 90/56 is -283/196.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 49 and 56 is 392
Next, find the equivalent fraction of both fractional numbers with denominator 392 - For the 1st fraction, since 49 × 8 = 392,
8/49 = 8 × 8/49 × 8 = 64/392 - Likewise, for the 2nd fraction, since 56 × 7 = 392,
90/56 = 90 × 7/56 × 7 = 630/392 - Subtract the two like fractions:
64/392 - 630/392 = 64 - 630/392 = -566/392 - After reducing the fraction, the answer is -283/196
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/49-90/56 8/98-90/56 24/49-90/56 40/49-90/56 56/49-90/56