Subtract 42/70 from 49/5
1st number: 9 4/5, 2nd number: 42/70
49/5 - 42/70 is 46/5.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 70 is 70
Next, find the equivalent fraction of both fractional numbers with denominator 70 - For the 1st fraction, since 5 × 14 = 70,
49/5 = 49 × 14/5 × 14 = 686/70 - Likewise, for the 2nd fraction, since 70 × 1 = 70,
42/70 = 42 × 1/70 × 1 = 42/70 - Subtract the two like fractions:
686/70 - 42/70 = 686 - 42/70 = 644/70 - After reducing the fraction, the answer is 46/5
- In mixed form: 91/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/5-42/70 49/5-84/70 49/10-42/70 49/15-42/70 49/25-42/70 49/35-42/70