Subtract 1/42 from 35/48
35/48 - 1/42 is 79/112.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 48 and 42 is 336
Next, find the equivalent fraction of both fractional numbers with denominator 336 - For the 1st fraction, since 48 × 7 = 336,
35/48 = 35 × 7/48 × 7 = 245/336 - Likewise, for the 2nd fraction, since 42 × 8 = 336,
1/42 = 1 × 8/42 × 8 = 8/336 - Subtract the two like fractions:
245/336 - 8/336 = 245 - 8/336 = 237/336 - After reducing the fraction, the answer is 79/112
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/48-1/42 35/48-2/42 35/96-1/42 35/48-1/84 35/48-3/42 35/48-5/42 35/48-7/42