Add 21/14 and 24/12
1st number: 1 7/14, 2nd number: 2 0/12
21/14 + 24/12 is 7/2.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 12 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 14 × 6 = 84,
21/14 = 21 × 6/14 × 6 = 126/84 - Likewise, for the 2nd fraction, since 12 × 7 = 84,
24/12 = 24 × 7/12 × 7 = 168/84 - Add the two like fractions:
126/84 + 168/84 = 126 + 168/84 = 294/84 - 294/84 simplified gives 7/2
- So, 21/14 + 24/12 = 7/2
In mixed form: 31/2
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