Subtract 42/35 from 3/60
1st number: 3/60, 2nd number: 1 7/35
3/60 - 42/35 is -23/20.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 60 and 35 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 60 × 7 = 420,
3/60 = 3 × 7/60 × 7 = 21/420 - Likewise, for the 2nd fraction, since 35 × 12 = 420,
42/35 = 42 × 12/35 × 12 = 504/420 - Subtract the two like fractions:
21/420 - 504/420 = 21 - 504/420 = -483/420 - After reducing the fraction, the answer is -23/20
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/60-42/35 3/60-84/35 3/60-42/70 9/60-42/35 15/60-42/35 21/60-42/35