Subtract 84/70 from 8/48
1st number: 8/48, 2nd number: 1 14/70
8/48 - 84/70 is -31/30.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 48 and 70 is 1680
Next, find the equivalent fraction of both fractional numbers with denominator 1680 - For the 1st fraction, since 48 × 35 = 1680,
8/48 = 8 × 35/48 × 35 = 280/1680 - Likewise, for the 2nd fraction, since 70 × 24 = 1680,
84/70 = 84 × 24/70 × 24 = 2016/1680 - Subtract the two like fractions:
280/1680 - 2016/1680 = 280 - 2016/1680 = -1736/1680 - After reducing the fraction, the answer is -31/30
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/48-84/70 8/96-84/70 24/48-84/70 40/48-84/70 56/48-84/70