Subtract 42/30 from 1/35
1st number: 1/35, 2nd number: 1 12/30
1/35 - 42/30 is -48/35.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 30 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 35 × 6 = 210,
1/35 = 1 × 6/35 × 6 = 6/210 - Likewise, for the 2nd fraction, since 30 × 7 = 210,
42/30 = 42 × 7/30 × 7 = 294/210 - Subtract the two like fractions:
6/210 - 294/210 = 6 - 294/210 = -288/210 - After reducing the fraction, the answer is -48/35
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/35-42/30 1/35-84/30 1/70-42/30 1/35-42/60 3/35-42/30 1/35-42/90 5/35-42/30 7/35-42/30