Add 63/81 and 28/8
1st number: 63/81, 2nd number: 3 4/8
63/81 + 28/8 is 77/18.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 81 and 8 is 648
Next, find the equivalent fraction of both fractional numbers with denominator 648 - For the 1st fraction, since 81 × 8 = 648,
63/81 = 63 × 8/81 × 8 = 504/648 - Likewise, for the 2nd fraction, since 8 × 81 = 648,
28/8 = 28 × 81/8 × 81 = 2268/648 - Add the two like fractions:
504/648 + 2268/648 = 504 + 2268/648 = 2772/648 - 2772/648 simplified gives 77/18
- So, 63/81 + 28/8 = 77/18
In mixed form: 45/18
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