Add 15/12 and 20/4
1st number: 1 3/12, 2nd number: 5 0/4
15/12 + 20/4 is 25/4.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 4 is 12
Next, find the equivalent fraction of both fractional numbers with denominator 12 - For the 1st fraction, since 12 × 1 = 12,
15/12 = 15 × 1/12 × 1 = 15/12 - Likewise, for the 2nd fraction, since 4 × 3 = 12,
20/4 = 20 × 3/4 × 3 = 60/12 - Add the two like fractions:
15/12 + 60/12 = 15 + 60/12 = 75/12 - 75/12 simplified gives 25/4
- So, 15/12 + 20/4 = 25/4
In mixed form: 61/4
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