Add 45/12 and 40/3
1st number: 3 9/12, 2nd number: 13 1/3
45/12 + 40/3 is 205/12.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 3 is 12
Next, find the equivalent fraction of both fractional numbers with denominator 12 - For the 1st fraction, since 12 × 1 = 12,
45/12 = 45 × 1/12 × 1 = 45/12 - Likewise, for the 2nd fraction, since 3 × 4 = 12,
40/3 = 40 × 4/3 × 4 = 160/12 - Add the two like fractions:
45/12 + 160/12 = 45 + 160/12 = 205/12 - So, 45/12 + 40/3 = 205/12
In mixed form: 171/12
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