Subtract 8/42 from 56/35
1st number: 1 21/35, 2nd number: 8/42
56/35 - 8/42 is 148/105.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 42 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 35 × 6 = 210,
56/35 = 56 × 6/35 × 6 = 336/210 - Likewise, for the 2nd fraction, since 42 × 5 = 210,
8/42 = 8 × 5/42 × 5 = 40/210 - Subtract the two like fractions:
336/210 - 40/210 = 336 - 40/210 = 296/210 - After reducing the fraction, the answer is 148/105
- In mixed form: 143/105
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/35-16/42 56/70-8/42 56/35-8/84 56/35-24/42 56/35-40/42 56/35-56/42