Add 81/27 and 63/14
1st number: 3 0/27, 2nd number: 4 7/14
81/27 + 63/14 is 15/2.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 27 and 14 is 378
Next, find the equivalent fraction of both fractional numbers with denominator 378 - For the 1st fraction, since 27 × 14 = 378,
81/27 = 81 × 14/27 × 14 = 1134/378 - Likewise, for the 2nd fraction, since 14 × 27 = 378,
63/14 = 63 × 27/14 × 27 = 1701/378 - Add the two like fractions:
1134/378 + 1701/378 = 1134 + 1701/378 = 2835/378 - 2835/378 simplified gives 15/2
- So, 81/27 + 63/14 = 15/2
In mixed form: 71/2
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