Add 18/63 and 30/72
18/63 + 30/72 is 59/84.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 72 is 504
Next, find the equivalent fraction of both fractional numbers with denominator 504 - For the 1st fraction, since 63 × 8 = 504,
18/63 = 18 × 8/63 × 8 = 144/504 - Likewise, for the 2nd fraction, since 72 × 7 = 504,
30/72 = 30 × 7/72 × 7 = 210/504 - Add the two like fractions:
144/504 + 210/504 = 144 + 210/504 = 354/504 - 354/504 simplified gives 59/84
- So, 18/63 + 30/72 = 59/84
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