Add 84/63 and 8/54
1st number: 1 21/63, 2nd number: 8/54
84/63 + 8/54 is 40/27.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 54 is 378
Next, find the equivalent fraction of both fractional numbers with denominator 378 - For the 1st fraction, since 63 × 6 = 378,
84/63 = 84 × 6/63 × 6 = 504/378 - Likewise, for the 2nd fraction, since 54 × 7 = 378,
8/54 = 8 × 7/54 × 7 = 56/378 - Add the two like fractions:
504/378 + 56/378 = 504 + 56/378 = 560/378 - 560/378 simplified gives 40/27
- So, 84/63 + 8/54 = 40/27
In mixed form: 113/27
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