Add 84/9 and 14/42
1st number: 9 3/9, 2nd number: 14/42
84/9 + 14/42 is 29/3.
Steps for adding 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,
84/9 = 84 × 14/9 × 14 = 1176/126 - Likewise, for the 2nd fraction, since 42 × 3 = 126,
14/42 = 14 × 3/42 × 3 = 42/126 - Add the two like fractions:
1176/126 + 42/126 = 1176 + 42/126 = 1218/126 - 1218/126 simplified gives 29/3
- So, 84/9 + 14/42 = 29/3
In mixed form: 92/3
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/9+28/42 84/18+14/42 84/9+14/84 84/27+14/42 84/9+70/42 84/45+14/42 84/9+98/42 84/63+14/42