Add 42/28 and 84/54
1st number: 1 14/28, 2nd number: 1 30/54
42/28 + 84/54 is 55/18.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 54 is 756
Next, find the equivalent fraction of both fractional numbers with denominator 756 - For the 1st fraction, since 28 × 27 = 756,
42/28 = 42 × 27/28 × 27 = 1134/756 - Likewise, for the 2nd fraction, since 54 × 14 = 756,
84/54 = 84 × 14/54 × 14 = 1176/756 - Add the two like fractions:
1134/756 + 1176/756 = 1134 + 1176/756 = 2310/756 - 2310/756 simplified gives 55/18
- So, 42/28 + 84/54 = 55/18
In mixed form: 31/18
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