Subtract 49/90 from 45/8
1st number: 5 5/8, 2nd number: 49/90
45/8 - 49/90 is 1829/360.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 90 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 8 × 45 = 360,
45/8 = 45 × 45/8 × 45 = 2025/360 - Likewise, for the 2nd fraction, since 90 × 4 = 360,
49/90 = 49 × 4/90 × 4 = 196/360 - Subtract the two like fractions:
2025/360 - 196/360 = 2025 - 196/360 = 1829/360 - In mixed form: 529/360
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/8-49/90 45/8-98/90 45/16-49/90 45/24-49/90 45/40-49/90 45/56-49/90