Add 28/63 and 12/5
1st number: 28/63, 2nd number: 2 2/5
28/63 + 12/5 is 128/45.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 5 is 315
Next, find the equivalent fraction of both fractional numbers with denominator 315 - For the 1st fraction, since 63 × 5 = 315,
28/63 = 28 × 5/63 × 5 = 140/315 - Likewise, for the 2nd fraction, since 5 × 63 = 315,
12/5 = 12 × 63/5 × 63 = 756/315 - Add the two like fractions:
140/315 + 756/315 = 140 + 756/315 = 896/315 - 896/315 simplified gives 128/45
- So, 28/63 + 12/5 = 128/45
In mixed form: 238/45
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