Subtract 2/48 from 7/70
7/70 - 2/48 is 7/120.
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,
7/70 = 7 × 24/70 × 24 = 168/1680 - Likewise, for the 2nd fraction, since 48 × 35 = 1680,
2/48 = 2 × 35/48 × 35 = 70/1680 - Subtract the two like fractions:
168/1680 - 70/1680 = 168 - 70/1680 = 98/1680 - After reducing the fraction, the answer is 7/120
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/70-2/48 7/70-4/48 7/70-2/96 21/70-2/48 7/70-6/48 35/70-2/48 7/70-10/48 49/70-2/48 7/70-14/48