Subtract 60/7 from 70/50
1st number: 1 20/50, 2nd number: 8 4/7
70/50 - 60/7 is -251/35.
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,
70/50 = 70 × 7/50 × 7 = 490/350 - Likewise, for the 2nd fraction, since 7 × 50 = 350,
60/7 = 60 × 50/7 × 50 = 3000/350 - Subtract the two like fractions:
490/350 - 3000/350 = 490 - 3000/350 = -2510/350 - After reducing the fraction, the answer is -251/35
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/50-60/14 70/50-60/21 70/50-60/35 70/50-60/49