Add 90/54 and 90/12
1st number: 1 36/54, 2nd number: 7 6/12
90/54 + 90/12 is 55/6.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 12 is 108
Next, find the equivalent fraction of both fractional numbers with denominator 108 - For the 1st fraction, since 54 × 2 = 108,
90/54 = 90 × 2/54 × 2 = 180/108 - Likewise, for the 2nd fraction, since 12 × 9 = 108,
90/12 = 90 × 9/12 × 9 = 810/108 - Add the two like fractions:
180/108 + 810/108 = 180 + 810/108 = 990/108 - 990/108 simplified gives 55/6
- So, 90/54 + 90/12 = 55/6
In mixed form: 91/6
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