Subtract 70/3 from 42/60
1st number: 42/60, 2nd number: 23 1/3
42/60 - 70/3 is -679/30.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 60 and 3 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 60 × 1 = 60,
42/60 = 42 × 1/60 × 1 = 42/60 - Likewise, for the 2nd fraction, since 3 × 20 = 60,
70/3 = 70 × 20/3 × 20 = 1400/60 - Subtract the two like fractions:
42/60 - 1400/60 = 42 - 1400/60 = -1358/60 - After reducing the fraction, the answer is -679/30
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/60-70/3 42/60-70/6 42/60-70/9 42/60-70/15 42/60-70/21