Add 28/8 and 49/81
1st number: 3 4/8, 2nd number: 49/81
28/8 + 49/81 is 665/162.
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,
28/8 = 28 × 81/8 × 81 = 2268/648 - Likewise, for the 2nd fraction, since 81 × 8 = 648,
49/81 = 49 × 8/81 × 8 = 392/648 - Add the two like fractions:
2268/648 + 392/648 = 2268 + 392/648 = 2660/648 - 2660/648 simplified gives 665/162
- So, 28/8 + 49/81 = 665/162
In mixed form: 417/162
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