Subtract 70/30 from 16/25
1st number: 16/25, 2nd number: 2 10/30
16/25 - 70/30 is -127/75.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 25 and 30 is 150
Next, find the equivalent fraction of both fractional numbers with denominator 150 - For the 1st fraction, since 25 × 6 = 150,
16/25 = 16 × 6/25 × 6 = 96/150 - Likewise, for the 2nd fraction, since 30 × 5 = 150,
70/30 = 70 × 5/30 × 5 = 350/150 - Subtract the two like fractions:
96/150 - 350/150 = 96 - 350/150 = -254/150 - After reducing the fraction, the answer is -127/75
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 32/25-70/30 16/50-70/30 16/25-70/60 48/25-70/30 16/75-70/30 16/25-70/90 80/25-70/30