Add 45/54 and 70/18
1st number: 45/54, 2nd number: 3 16/18
45/54 + 70/18 is 85/18.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 18 is 54
Next, find the equivalent fraction of both fractional numbers with denominator 54 - For the 1st fraction, since 54 × 1 = 54,
45/54 = 45 × 1/54 × 1 = 45/54 - Likewise, for the 2nd fraction, since 18 × 3 = 54,
70/18 = 70 × 3/18 × 3 = 210/54 - Add the two like fractions:
45/54 + 210/54 = 45 + 210/54 = 255/54 - 255/54 simplified gives 85/18
- So, 45/54 + 70/18 = 85/18
In mixed form: 413/18
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