Add 12/30 and 21/25
12/30 + 21/25 is 31/25.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 25 is 150
Next, find the equivalent fraction of both fractional numbers with denominator 150 - For the 1st fraction, since 30 × 5 = 150,
12/30 = 12 × 5/30 × 5 = 60/150 - Likewise, for the 2nd fraction, since 25 × 6 = 150,
21/25 = 21 × 6/25 × 6 = 126/150 - Add the two like fractions:
60/150 + 126/150 = 60 + 126/150 = 186/150 - 186/150 simplified gives 31/25
- So, 12/30 + 21/25 = 31/25
In mixed form: 16/25
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