Subtract 1/42 from 16/9
1st number: 1 7/9, 2nd number: 1/42
16/9 - 1/42 is 221/126.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 42 is 126
Next, find the equivalent fraction of both fractional numbers with denominator 126 - For the 1st fraction, since 9 × 14 = 126,
16/9 = 16 × 14/9 × 14 = 224/126 - Likewise, for the 2nd fraction, since 42 × 3 = 126,
1/42 = 1 × 3/42 × 3 = 3/126 - Subtract the two like fractions:
224/126 - 3/126 = 224 - 3/126 = 221/126 - In mixed form: 195/126
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 32/9-1/42 16/9-2/42 16/18-1/42 16/9-1/84 48/9-1/42 16/9-3/42 16/27-1/42 80/9-1/42 16/9-5/42 16/45-1/42 16/9-7/42 16/63-1/42