Add 12/54 and 56/7
1st number: 12/54, 2nd number: 8 0/7
12/54 + 56/7 is 74/9.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 7 is 378
Next, find the equivalent fraction of both fractional numbers with denominator 378 - For the 1st fraction, since 54 × 7 = 378,
12/54 = 12 × 7/54 × 7 = 84/378 - Likewise, for the 2nd fraction, since 7 × 54 = 378,
56/7 = 56 × 54/7 × 54 = 3024/378 - Add the two like fractions:
84/378 + 3024/378 = 84 + 3024/378 = 3108/378 - 3108/378 simplified gives 74/9
- So, 12/54 + 56/7 = 74/9
In mixed form: 82/9
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