Subtract 18/35 from 45/8
1st number: 5 5/8, 2nd number: 18/35
45/8 - 18/35 is 1431/280.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 35 is 280
Next, find the equivalent fraction of both fractional numbers with denominator 280 - For the 1st fraction, since 8 × 35 = 280,
45/8 = 45 × 35/8 × 35 = 1575/280 - Likewise, for the 2nd fraction, since 35 × 8 = 280,
18/35 = 18 × 8/35 × 8 = 144/280 - Subtract the two like fractions:
1575/280 - 144/280 = 1575 - 144/280 = 1431/280 - In mixed form: 531/280
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/8-18/35 45/8-36/35 45/16-18/35 45/8-18/70 45/8-54/35 45/24-18/35 45/8-90/35 45/40-18/35 45/56-18/35