Subtract 7/48 from 42/9
1st number: 4 6/9, 2nd number: 7/48
42/9 - 7/48 is 217/48.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 48 is 144
Next, find the equivalent fraction of both fractional numbers with denominator 144 - For the 1st fraction, since 9 × 16 = 144,
42/9 = 42 × 16/9 × 16 = 672/144 - Likewise, for the 2nd fraction, since 48 × 3 = 144,
7/48 = 7 × 3/48 × 3 = 21/144 - Subtract the two like fractions:
672/144 - 21/144 = 672 - 21/144 = 651/144 - After reducing the fraction, the answer is 217/48
- In mixed form: 425/48
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/9-7/48 42/9-14/48 42/18-7/48 42/9-7/96 42/9-21/48 42/27-7/48 42/9-35/48 42/45-7/48 42/9-49/48 42/63-7/48