Add 12/8 and 56/81
1st number: 1 4/8, 2nd number: 56/81
12/8 + 56/81 is 355/162.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 81 is 648
Next, find the equivalent fraction of both fractional numbers with denominator 648 - For the 1st fraction, since 8 × 81 = 648,
12/8 = 12 × 81/8 × 81 = 972/648 - Likewise, for the 2nd fraction, since 81 × 8 = 648,
56/81 = 56 × 8/81 × 8 = 448/648 - Add the two like fractions:
972/648 + 448/648 = 972 + 448/648 = 1420/648 - 1420/648 simplified gives 355/162
- So, 12/8 + 56/81 = 355/162
In mixed form: 231/162
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