Subtract 42/35 from 56/48
1st number: 1 8/48, 2nd number: 1 7/35
56/48 - 42/35 is -1/30.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 48 and 35 is 1680
Next, find the equivalent fraction of both fractional numbers with denominator 1680 - For the 1st fraction, since 48 × 35 = 1680,
56/48 = 56 × 35/48 × 35 = 1960/1680 - Likewise, for the 2nd fraction, since 35 × 48 = 1680,
42/35 = 42 × 48/35 × 48 = 2016/1680 - Subtract the two like fractions:
1960/1680 - 2016/1680 = 1960 - 2016/1680 = -56/1680 - After reducing the fraction, the answer is -1/30
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/48-84/35 56/96-42/35 56/48-42/70