Add 30/63 and 18/72
30/63 + 18/72 is 61/84.
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,
30/63 = 30 × 8/63 × 8 = 240/504 - Likewise, for the 2nd fraction, since 72 × 7 = 504,
18/72 = 18 × 7/72 × 7 = 126/504 - Add the two like fractions:
240/504 + 126/504 = 240 + 126/504 = 366/504 - 366/504 simplified gives 61/84
- So, 30/63 + 18/72 = 61/84
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