Add 7/72 and 5/84
7/72 + 5/84 is 79/504.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 84 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 84 × 6 = 504,
5/84 = 5 × 6/84 × 6 = 30/504 - Add the two like fractions:
49/504 + 30/504 = 49 + 30/504 = 79/504 - So, 7/72 + 5/84 = 79/504
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