Subtract 25/7 from 18/50
1st number: 18/50, 2nd number: 3 4/7
18/50 - 25/7 is -562/175.
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,
18/50 = 18 × 7/50 × 7 = 126/350 - Likewise, for the 2nd fraction, since 7 × 50 = 350,
25/7 = 25 × 50/7 × 50 = 1250/350 - Subtract the two like fractions:
126/350 - 1250/350 = 126 - 1250/350 = -1124/350 - After reducing the fraction, the answer is -562/175
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/50-25/7 18/50-50/7 18/50-25/14 54/50-25/7 18/50-75/7 18/50-25/21 90/50-25/7 18/50-25/35 18/50-25/49