Subtract 75/96 from 70/45
1st number: 1 25/45, 2nd number: 75/96
70/45 - 75/96 is 223/288.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 96 is 1440
Next, find the equivalent fraction of both fractional numbers with denominator 1440 - For the 1st fraction, since 45 × 32 = 1440,
70/45 = 70 × 32/45 × 32 = 2240/1440 - Likewise, for the 2nd fraction, since 96 × 15 = 1440,
75/96 = 75 × 15/96 × 15 = 1125/1440 - Subtract the two like fractions:
2240/1440 - 1125/1440 = 2240 - 1125/1440 = 1115/1440 - After reducing the fraction, the answer is 223/288
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/90-75/96