Add 30/12 and 21/30
1st number: 2 6/12, 2nd number: 21/30
30/12 + 21/30 is 16/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 30 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 12 × 5 = 60,
30/12 = 30 × 5/12 × 5 = 150/60 - Likewise, for the 2nd fraction, since 30 × 2 = 60,
21/30 = 21 × 2/30 × 2 = 42/60 - Add the two like fractions:
150/60 + 42/60 = 150 + 42/60 = 192/60 - 192/60 simplified gives 16/5
- So, 30/12 + 21/30 = 16/5
In mixed form: 31/5
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