Add 12/3 and 40/28
1st number: 4 0/3, 2nd number: 1 12/28
12/3 + 40/28 is 38/7.
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,
40/28 = 40 × 3/28 × 3 = 120/84 - Add the two like fractions:
336/84 + 120/84 = 336 + 120/84 = 456/84 - 456/84 simplified gives 38/7
- So, 12/3 + 40/28 = 38/7
In mixed form: 53/7
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