Add 84/42 and 56/9
1st number: 2 0/42, 2nd number: 6 2/9
84/42 + 56/9 is 74/9.
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,
84/42 = 84 × 3/42 × 3 = 252/126 - Likewise, for the 2nd fraction, since 9 × 14 = 126,
56/9 = 56 × 14/9 × 14 = 784/126 - Add the two like fractions:
252/126 + 784/126 = 252 + 784/126 = 1036/126 - 1036/126 simplified gives 74/9
- So, 84/42 + 56/9 = 74/9
In mixed form: 82/9
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