Subtract 15/48 from 8/70
8/70 - 15/48 is -111/560.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 48 is 1680
Next, find the equivalent fraction of both fractional numbers with denominator 1680 - For the 1st fraction, since 70 × 24 = 1680,
8/70 = 8 × 24/70 × 24 = 192/1680 - Likewise, for the 2nd fraction, since 48 × 35 = 1680,
15/48 = 15 × 35/48 × 35 = 525/1680 - Subtract the two like fractions:
192/1680 - 525/1680 = 192 - 525/1680 = -333/1680 - After reducing the fraction, the answer is -111/560
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/70-15/48 8/70-30/48 8/70-15/96 24/70-15/48 8/70-45/48 40/70-15/48 8/70-75/48 56/70-15/48