Add 9/56 and 72/81
9/56 + 72/81 is 529/504.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 56 and 81 is 4536
Next, find the equivalent fraction of both fractional numbers with denominator 4536 - For the 1st fraction, since 56 × 81 = 4536,
9/56 = 9 × 81/56 × 81 = 729/4536 - Likewise, for the 2nd fraction, since 81 × 56 = 4536,
72/81 = 72 × 56/81 × 56 = 4032/4536 - Add the two like fractions:
729/4536 + 4032/4536 = 729 + 4032/4536 = 4761/4536 - 4761/4536 simplified gives 529/504
- So, 9/56 + 72/81 = 529/504
In mixed form: 125/504
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