Subtract 42/7 from 36/50
1st number: 36/50, 2nd number: 6 0/7
36/50 - 42/7 is -132/25.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 50 and 7 is 350
Next, find the equivalent fraction of both fractional numbers with denominator 350 - For the 1st fraction, since 50 × 7 = 350,
36/50 = 36 × 7/50 × 7 = 252/350 - Likewise, for the 2nd fraction, since 7 × 50 = 350,
42/7 = 42 × 50/7 × 50 = 2100/350 - Subtract the two like fractions:
252/350 - 2100/350 = 252 - 2100/350 = -1848/350 - After reducing the fraction, the answer is -132/25
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/50-42/7 36/50-84/7 36/50-42/14 36/50-42/21 36/50-42/35 36/50-42/49