Subtract 70/50 from 72/8
1st number: 9 0/8, 2nd number: 1 20/50
72/8 - 70/50 is 38/5.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 50 is 200
Next, find the equivalent fraction of both fractional numbers with denominator 200 - For the 1st fraction, since 8 × 25 = 200,
72/8 = 72 × 25/8 × 25 = 1800/200 - Likewise, for the 2nd fraction, since 50 × 4 = 200,
70/50 = 70 × 4/50 × 4 = 280/200 - Subtract the two like fractions:
1800/200 - 280/200 = 1800 - 280/200 = 1520/200 - After reducing the fraction, the answer is 38/5
- In mixed form: 73/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/16-70/50 72/24-70/50 72/40-70/50 72/56-70/50