Add 7/12 and 40/28
1st number: 7/12, 2nd number: 1 12/28
7/12 + 40/28 is 169/84.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 28 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 12 × 7 = 84,
7/12 = 7 × 7/12 × 7 = 49/84 - Likewise, for the 2nd fraction, since 28 × 3 = 84,
40/28 = 40 × 3/28 × 3 = 120/84 - Add the two like fractions:
49/84 + 120/84 = 49 + 120/84 = 169/84 - So, 7/12 + 40/28 = 169/84
In mixed form: 21/84
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