Subtract 20/50 from 70/48
1st number: 1 22/48, 2nd number: 20/50
70/48 - 20/50 is 127/120.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 48 and 50 is 1200
Next, find the equivalent fraction of both fractional numbers with denominator 1200 - For the 1st fraction, since 48 × 25 = 1200,
70/48 = 70 × 25/48 × 25 = 1750/1200 - Likewise, for the 2nd fraction, since 50 × 24 = 1200,
20/50 = 20 × 24/50 × 24 = 480/1200 - Subtract the two like fractions:
1750/1200 - 480/1200 = 1750 - 480/1200 = 1270/1200 - After reducing the fraction, the answer is 127/120
- In mixed form: 17/120
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/48-40/50 70/96-20/50 70/48-60/50