Add 20/3 and 45/4
1st number: 6 2/3, 2nd number: 11 1/4
20/3 + 45/4 is 215/12.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 4 is 12
Next, find the equivalent fraction of both fractional numbers with denominator 12 - For the 1st fraction, since 3 × 4 = 12,
20/3 = 20 × 4/3 × 4 = 80/12 - Likewise, for the 2nd fraction, since 4 × 3 = 12,
45/4 = 45 × 3/4 × 3 = 135/12 - Add the two like fractions:
80/12 + 135/12 = 80 + 135/12 = 215/12 - So, 20/3 + 45/4 = 215/12
In mixed form: 1711/12
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