Add 42/12 and 70/54
1st number: 3 6/12, 2nd number: 1 16/54
42/12 + 70/54 is 259/54.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 54 is 108
Next, find the equivalent fraction of both fractional numbers with denominator 108 - For the 1st fraction, since 12 × 9 = 108,
42/12 = 42 × 9/12 × 9 = 378/108 - Likewise, for the 2nd fraction, since 54 × 2 = 108,
70/54 = 70 × 2/54 × 2 = 140/108 - Add the two like fractions:
378/108 + 140/108 = 378 + 140/108 = 518/108 - 518/108 simplified gives 259/54
- So, 42/12 + 70/54 = 259/54
In mixed form: 443/54
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