Subtract 70/15 from 10/16
1st number: 10/16, 2nd number: 4 10/15
10/16 - 70/15 is -97/24.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 16 and 15 is 240
Next, find the equivalent fraction of both fractional numbers with denominator 240 - For the 1st fraction, since 16 × 15 = 240,
10/16 = 10 × 15/16 × 15 = 150/240 - Likewise, for the 2nd fraction, since 15 × 16 = 240,
70/15 = 70 × 16/15 × 16 = 1120/240 - Subtract the two like fractions:
150/240 - 1120/240 = 150 - 1120/240 = -970/240 - After reducing the fraction, the answer is -97/24
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/16-70/15 10/32-70/15 10/16-70/30 30/16-70/15 10/48-70/15 10/16-70/45 50/16-70/15 10/80-70/15 10/16-70/75 70/16-70/15