Subtract 30/45 from 49/12
1st number: 4 1/12, 2nd number: 30/45
49/12 - 30/45 is 41/12.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 45 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 12 × 15 = 180,
49/12 = 49 × 15/12 × 15 = 735/180 - Likewise, for the 2nd fraction, since 45 × 4 = 180,
30/45 = 30 × 4/45 × 4 = 120/180 - Subtract the two like fractions:
735/180 - 120/180 = 735 - 120/180 = 615/180 - After reducing the fraction, the answer is 41/12
- In mixed form: 35/12
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/12-30/45 49/12-60/45 49/24-30/45 49/12-30/90 49/12-90/45 49/36-30/45 49/60-30/45 49/84-30/45