Add 45/42 and 16/9
1st number: 1 3/42, 2nd number: 1 7/9
45/42 + 16/9 is 359/126.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 9 is 126
Next, find the equivalent fraction of both fractional numbers with denominator 126 - For the 1st fraction, since 42 × 3 = 126,
45/42 = 45 × 3/42 × 3 = 135/126 - Likewise, for the 2nd fraction, since 9 × 14 = 126,
16/9 = 16 × 14/9 × 14 = 224/126 - Add the two like fractions:
135/126 + 224/126 = 135 + 224/126 = 359/126 - So, 45/42 + 16/9 = 359/126
In mixed form: 2107/126
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/42+16/9 45/42+32/9 45/84+16/9 45/42+16/18 45/42+48/9 45/42+16/27 45/42+80/9 45/42+16/45 45/42+16/63