Subtract 80/49 from 90/4
1st number: 22 2/4, 2nd number: 1 31/49
90/4 - 80/49 is 2045/98.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 49 is 196
Next, find the equivalent fraction of both fractional numbers with denominator 196 - For the 1st fraction, since 4 × 49 = 196,
90/4 = 90 × 49/4 × 49 = 4410/196 - Likewise, for the 2nd fraction, since 49 × 4 = 196,
80/49 = 80 × 4/49 × 4 = 320/196 - Subtract the two like fractions:
4410/196 - 320/196 = 4410 - 320/196 = 4090/196 - After reducing the fraction, the answer is 2045/98
- In mixed form: 2085/98
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/8-80/49 90/4-80/98 90/12-80/49 90/20-80/49 90/28-80/49