Subtract 15/49 from 90/8
1st number: 11 2/8, 2nd number: 15/49
90/8 - 15/49 is 2145/196.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 49 is 392
Next, find the equivalent fraction of both fractional numbers with denominator 392 - For the 1st fraction, since 8 × 49 = 392,
90/8 = 90 × 49/8 × 49 = 4410/392 - Likewise, for the 2nd fraction, since 49 × 8 = 392,
15/49 = 15 × 8/49 × 8 = 120/392 - Subtract the two like fractions:
4410/392 - 120/392 = 4410 - 120/392 = 4290/392 - After reducing the fraction, the answer is 2145/196
- In mixed form: 10185/196
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/8-30/49 90/16-15/49 90/8-15/98 90/8-45/49 90/24-15/49 90/8-75/49 90/40-15/49 90/56-15/49