Add 45/42 and 84/9
1st number: 1 3/42, 2nd number: 9 3/9
45/42 + 84/9 is 437/42.
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,
84/9 = 84 × 14/9 × 14 = 1176/126 - Add the two like fractions:
135/126 + 1176/126 = 135 + 1176/126 = 1311/126 - 1311/126 simplified gives 437/42
- So, 45/42 + 84/9 = 437/42
In mixed form: 1017/42
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