Add 28/42 and 7/9
28/42 + 7/9 is 13/9.
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,
28/42 = 28 × 3/42 × 3 = 84/126 - Likewise, for the 2nd fraction, since 9 × 14 = 126,
7/9 = 7 × 14/9 × 14 = 98/126 - Add the two like fractions:
84/126 + 98/126 = 84 + 98/126 = 182/126 - 182/126 simplified gives 13/9
- So, 28/42 + 7/9 = 13/9
In mixed form: 14/9
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