Add 28/12 and 63/54
1st number: 2 4/12, 2nd number: 1 9/54
28/12 + 63/54 is 7/2.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 54 is 108
Next, find the equivalent fraction of both fractional numbers with denominator 108 - For the 1st fraction, since 12 × 9 = 108,
28/12 = 28 × 9/12 × 9 = 252/108 - Likewise, for the 2nd fraction, since 54 × 2 = 108,
63/54 = 63 × 2/54 × 2 = 126/108 - Add the two like fractions:
252/108 + 126/108 = 252 + 126/108 = 378/108 - 378/108 simplified gives 7/2
- So, 28/12 + 63/54 = 7/2
In mixed form: 31/2
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