Add 45/12 and 70/54
1st number: 3 9/12, 2nd number: 1 16/54
45/12 + 70/54 is 545/108.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 54 is 108
Next, find the equivalent fraction of both fractional numbers with denominator 108 - For the 1st fraction, since 12 × 9 = 108,
45/12 = 45 × 9/12 × 9 = 405/108 - Likewise, for the 2nd fraction, since 54 × 2 = 108,
70/54 = 70 × 2/54 × 2 = 140/108 - Add the two like fractions:
405/108 + 140/108 = 405 + 140/108 = 545/108 - So, 45/12 + 70/54 = 545/108
In mixed form: 55/108
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