Subtract 16/7 from 48/18
1st number: 2 12/18, 2nd number: 2 2/7
48/18 - 16/7 is 8/21.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 7 is 126
Next, find the equivalent fraction of both fractional numbers with denominator 126 - For the 1st fraction, since 18 × 7 = 126,
48/18 = 48 × 7/18 × 7 = 336/126 - Likewise, for the 2nd fraction, since 7 × 18 = 126,
16/7 = 16 × 18/7 × 18 = 288/126 - Subtract the two like fractions:
336/126 - 288/126 = 336 - 288/126 = 48/126 - After reducing the fraction, the answer is 8/21
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 96/18-16/7 48/18-32/7 48/36-16/7 48/18-16/14 48/18-48/7 48/54-16/7 48/18-16/21 48/18-80/7 48/90-16/7 48/18-16/35 48/18-16/49