Add 28/63 and 12/35
28/63 + 12/35 is 248/315.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 35 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 35 × 9 = 315,
12/35 = 12 × 9/35 × 9 = 108/315 - Add the two like fractions:
140/315 + 108/315 = 140 + 108/315 = 248/315 - So, 28/63 + 12/35 = 248/315
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