Subtract 12/45 from 30/24
1st number: 1 6/24, 2nd number: 12/45
30/24 - 12/45 is 59/60.
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,
12/45 = 12 × 8/45 × 8 = 96/360 - Subtract the two like fractions:
450/360 - 96/360 = 450 - 96/360 = 354/360 - After reducing the fraction, the answer is 59/60
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/24-12/45 30/24-24/45 30/48-12/45 30/24-12/90 90/24-12/45 30/24-36/45 30/72-12/45 30/24-60/45 30/24-84/45