Subtract 84/70 from 49/30
1st number: 1 19/30, 2nd number: 1 14/70
49/30 - 84/70 is 13/30.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 70 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 30 × 7 = 210,
49/30 = 49 × 7/30 × 7 = 343/210 - Likewise, for the 2nd fraction, since 70 × 3 = 210,
84/70 = 84 × 3/70 × 3 = 252/210 - Subtract the two like fractions:
343/210 - 252/210 = 343 - 252/210 = 91/210 - After reducing the fraction, the answer is 13/30
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/30-84/70 49/60-84/70 49/90-84/70