Subtract 42/8 from 8/98
1st number: 8/98, 2nd number: 5 2/8
8/98 - 42/8 is -1013/196.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 98 and 8 is 392
Next, find the equivalent fraction of both fractional numbers with denominator 392 - For the 1st fraction, since 98 × 4 = 392,
8/98 = 8 × 4/98 × 4 = 32/392 - Likewise, for the 2nd fraction, since 8 × 49 = 392,
42/8 = 42 × 49/8 × 49 = 2058/392 - Subtract the two like fractions:
32/392 - 2058/392 = 32 - 2058/392 = -2026/392 - After reducing the fraction, the answer is -1013/196
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/98-42/8 8/98-84/8 8/98-42/16 24/98-42/8 8/98-42/24 40/98-42/8 8/98-42/40 56/98-42/8 8/98-42/56