Subtract 30/3 from 7/8
1st number: 7/8, 2nd number: 10 0/3
7/8 - 30/3 is -73/8.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 3 is 24
Next, find the equivalent fraction of both fractional numbers with denominator 24 - For the 1st fraction, since 8 × 3 = 24,
7/8 = 7 × 3/8 × 3 = 21/24 - Likewise, for the 2nd fraction, since 3 × 8 = 24,
30/3 = 30 × 8/3 × 8 = 240/24 - Subtract the two like fractions:
21/24 - 240/24 = 21 - 240/24 = -219/24 - After reducing the fraction, the answer is -73/8
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/8-30/3 7/8-60/3 7/16-30/3 7/8-30/6 21/8-30/3 7/8-90/3 7/24-30/3 7/8-30/9 35/8-30/3 7/40-30/3 7/8-30/15 49/8-30/3 7/56-30/3 7/8-30/21