Subtract 7/45 from 30/24
1st number: 1 6/24, 2nd number: 7/45
30/24 - 7/45 is 197/180.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 24 and 45 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 24 × 15 = 360,
30/24 = 30 × 15/24 × 15 = 450/360 - Likewise, for the 2nd fraction, since 45 × 8 = 360,
7/45 = 7 × 8/45 × 8 = 56/360 - Subtract the two like fractions:
450/360 - 56/360 = 450 - 56/360 = 394/360 - After reducing the fraction, the answer is 197/180
- In mixed form: 117/180
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/24-7/45 30/24-14/45 30/48-7/45 30/24-7/90 90/24-7/45 30/24-21/45 30/72-7/45 30/24-35/45 30/24-49/45