Subtract 49/50 from 36/21
1st number: 1 15/21, 2nd number: 49/50
36/21 - 49/50 is 257/350.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 21 and 50 is 1050
Next, find the equivalent fraction of both fractional numbers with denominator 1050 - For the 1st fraction, since 21 × 50 = 1050,
36/21 = 36 × 50/21 × 50 = 1800/1050 - Likewise, for the 2nd fraction, since 50 × 21 = 1050,
49/50 = 49 × 21/50 × 21 = 1029/1050 - Subtract the two like fractions:
1800/1050 - 1029/1050 = 1800 - 1029/1050 = 771/1050 - After reducing the fraction, the answer is 257/350
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/21-49/50 36/21-98/50 36/42-49/50 36/63-49/50