Add 7/72 and 56/63
7/72 + 56/63 is 71/72.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 63 is 504
Next, find the equivalent fraction of both fractional numbers with denominator 504 - For the 1st fraction, since 72 × 7 = 504,
7/72 = 7 × 7/72 × 7 = 49/504 - Likewise, for the 2nd fraction, since 63 × 8 = 504,
56/63 = 56 × 8/63 × 8 = 448/504 - Add the two like fractions:
49/504 + 448/504 = 49 + 448/504 = 497/504 - 497/504 simplified gives 71/72
- So, 7/72 + 56/63 = 71/72
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