Add 45/6 and 81/12
1st number: 7 3/6, 2nd number: 6 9/12
45/6 + 81/12 is 57/4.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 6 and 12 is 12
Next, find the equivalent fraction of both fractional numbers with denominator 12 - For the 1st fraction, since 6 × 2 = 12,
45/6 = 45 × 2/6 × 2 = 90/12 - Likewise, for the 2nd fraction, since 12 × 1 = 12,
81/12 = 81 × 1/12 × 1 = 81/12 - Add the two like fractions:
90/12 + 81/12 = 90 + 81/12 = 171/12 - 171/12 simplified gives 57/4
- So, 45/6 + 81/12 = 57/4
In mixed form: 141/4
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