Add 63/84 and 63/72
63/84 + 63/72 is 13/8.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 72 is 504
Next, find the equivalent fraction of both fractional numbers with denominator 504 - For the 1st fraction, since 84 × 6 = 504,
63/84 = 63 × 6/84 × 6 = 378/504 - Likewise, for the 2nd fraction, since 72 × 7 = 504,
63/72 = 63 × 7/72 × 7 = 441/504 - Add the two like fractions:
378/504 + 441/504 = 378 + 441/504 = 819/504 - 819/504 simplified gives 13/8
- So, 63/84 + 63/72 = 13/8
In mixed form: 15/8
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