Subtract 63/90 from 49/12
1st number: 4 1/12, 2nd number: 63/90
49/12 - 63/90 is 203/60.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 90 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 90 × 2 = 180,
63/90 = 63 × 2/90 × 2 = 126/180 - Subtract the two like fractions:
735/180 - 126/180 = 735 - 126/180 = 609/180 - After reducing the fraction, the answer is 203/60
- In mixed form: 323/60
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/12-63/90 49/24-63/90 49/36-63/90 49/60-63/90 49/84-63/90