Add 7/12 and 21/14
1st number: 7/12, 2nd number: 1 7/14
7/12 + 21/14 is 25/12.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 14 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 14 × 6 = 84,
21/14 = 21 × 6/14 × 6 = 126/84 - Add the two like fractions:
49/84 + 126/84 = 49 + 126/84 = 175/84 - 175/84 simplified gives 25/12
- So, 7/12 + 21/14 = 25/12
In mixed form: 21/12
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