Add 49/84 and 12/81
49/84 + 12/81 is 79/108.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 81 is 2268
Next, find the equivalent fraction of both fractional numbers with denominator 2268 - For the 1st fraction, since 84 × 27 = 2268,
49/84 = 49 × 27/84 × 27 = 1323/2268 - Likewise, for the 2nd fraction, since 81 × 28 = 2268,
12/81 = 12 × 28/81 × 28 = 336/2268 - Add the two like fractions:
1323/2268 + 336/2268 = 1323 + 336/2268 = 1659/2268 - 1659/2268 simplified gives 79/108
- So, 49/84 + 12/81 = 79/108
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