Add 5/42 and 30/12
1st number: 5/42, 2nd number: 2 6/12
5/42 + 30/12 is 55/21.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 12 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 42 × 2 = 84,
5/42 = 5 × 2/42 × 2 = 10/84 - Likewise, for the 2nd fraction, since 12 × 7 = 84,
30/12 = 30 × 7/12 × 7 = 210/84 - Add the two like fractions:
10/84 + 210/84 = 10 + 210/84 = 220/84 - 220/84 simplified gives 55/21
- So, 5/42 + 30/12 = 55/21
In mixed form: 213/21
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