Subtract 30/45 from 24/7
1st number: 3 3/7, 2nd number: 30/45
24/7 - 30/45 is 58/21.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 45 is 315
Next, find the equivalent fraction of both fractional numbers with denominator 315 - For the 1st fraction, since 7 × 45 = 315,
24/7 = 24 × 45/7 × 45 = 1080/315 - Likewise, for the 2nd fraction, since 45 × 7 = 315,
30/45 = 30 × 7/45 × 7 = 210/315 - Subtract the two like fractions:
1080/315 - 210/315 = 1080 - 210/315 = 870/315 - After reducing the fraction, the answer is 58/21
- In mixed form: 216/21
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 48/7-30/45 24/7-60/45 24/14-30/45 24/7-30/90 72/7-30/45 24/7-90/45 24/21-30/45 24/35-30/45 24/49-30/45