Add 12/56 and 63/81
12/56 + 63/81 is 125/126.
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,
12/56 = 12 × 81/56 × 81 = 972/4536 - Likewise, for the 2nd fraction, since 81 × 56 = 4536,
63/81 = 63 × 56/81 × 56 = 3528/4536 - Add the two like fractions:
972/4536 + 3528/4536 = 972 + 3528/4536 = 4500/4536 - 4500/4536 simplified gives 125/126
- So, 12/56 + 63/81 = 125/126
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