Add 12/3 and 20/28
1st number: 4 0/3, 2nd number: 20/28
12/3 + 20/28 is 33/7.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 28 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 3 × 28 = 84,
12/3 = 12 × 28/3 × 28 = 336/84 - Likewise, for the 2nd fraction, since 28 × 3 = 84,
20/28 = 20 × 3/28 × 3 = 60/84 - Add the two like fractions:
336/84 + 60/84 = 336 + 60/84 = 396/84 - 396/84 simplified gives 33/7
- So, 12/3 + 20/28 = 33/7
In mixed form: 45/7
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