Subtract 3/90 from 49/8
1st number: 6 1/8, 2nd number: 3/90
49/8 - 3/90 is 731/120.
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,
49/8 = 49 × 45/8 × 45 = 2205/360 - Likewise, for the 2nd fraction, since 90 × 4 = 360,
3/90 = 3 × 4/90 × 4 = 12/360 - Subtract the two like fractions:
2205/360 - 12/360 = 2205 - 12/360 = 2193/360 - After reducing the fraction, the answer is 731/120
- In mixed form: 611/120
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/8-3/90 49/8-6/90 49/16-3/90 49/8-9/90 49/24-3/90 49/8-15/90 49/40-3/90 49/8-21/90 49/56-3/90