Add 12/3 and 42/30
1st number: 4 0/3, 2nd number: 1 12/30
12/3 + 42/30 is 27/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 30 is 30
Next, find the equivalent fraction of both fractional numbers with denominator 30 - For the 1st fraction, since 3 × 10 = 30,
12/3 = 12 × 10/3 × 10 = 120/30 - Likewise, for the 2nd fraction, since 30 × 1 = 30,
42/30 = 42 × 1/30 × 1 = 42/30 - Add the two like fractions:
120/30 + 42/30 = 120 + 42/30 = 162/30 - 162/30 simplified gives 27/5
- So, 12/3 + 42/30 = 27/5
In mixed form: 52/5
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