Add 63/84 and 4/72
63/84 + 4/72 is 29/36.
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,
4/72 = 4 × 7/72 × 7 = 28/504 - Add the two like fractions:
378/504 + 28/504 = 378 + 28/504 = 406/504 - 406/504 simplified gives 29/36
- So, 63/84 + 4/72 = 29/36
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