Add 90/7 and 12/54
1st number: 12 6/7, 2nd number: 12/54
90/7 + 12/54 is 824/63.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 54 is 378
Next, find the equivalent fraction of both fractional numbers with denominator 378 - For the 1st fraction, since 7 × 54 = 378,
90/7 = 90 × 54/7 × 54 = 4860/378 - Likewise, for the 2nd fraction, since 54 × 7 = 378,
12/54 = 12 × 7/54 × 7 = 84/378 - Add the two like fractions:
4860/378 + 84/378 = 4860 + 84/378 = 4944/378 - 4944/378 simplified gives 824/63
- So, 90/7 + 12/54 = 824/63
In mixed form: 135/63
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