Add 12/15 and 9/63
12/15 + 9/63 is 33/35.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 63 is 315
Next, find the equivalent fraction of both fractional numbers with denominator 315 - For the 1st fraction, since 15 × 21 = 315,
12/15 = 12 × 21/15 × 21 = 252/315 - Likewise, for the 2nd fraction, since 63 × 5 = 315,
9/63 = 9 × 5/63 × 5 = 45/315 - Add the two like fractions:
252/315 + 45/315 = 252 + 45/315 = 297/315 - 297/315 simplified gives 33/35
- So, 12/15 + 9/63 = 33/35
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