Add 28/35 and 18/63
28/35 + 18/63 is 38/35.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 63 is 315
Next, find the equivalent fraction of both fractional numbers with denominator 315 - For the 1st fraction, since 35 × 9 = 315,
28/35 = 28 × 9/35 × 9 = 252/315 - Likewise, for the 2nd fraction, since 63 × 5 = 315,
18/63 = 18 × 5/63 × 5 = 90/315 - Add the two like fractions:
252/315 + 90/315 = 252 + 90/315 = 342/315 - 342/315 simplified gives 38/35
- So, 28/35 + 18/63 = 38/35
In mixed form: 13/35
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