Add 7/72 and 1/7
7/72 + 1/7 is 121/504.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 7 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 7 × 72 = 504,
1/7 = 1 × 72/7 × 72 = 72/504 - Add the two like fractions:
49/504 + 72/504 = 49 + 72/504 = 121/504 - So, 7/72 + 1/7 = 121/504
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