Add 25/21 and 8/12
1st number: 1 4/21, 2nd number: 8/12
25/21 + 8/12 is 13/7.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 21 and 12 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 21 × 4 = 84,
25/21 = 25 × 4/21 × 4 = 100/84 - Likewise, for the 2nd fraction, since 12 × 7 = 84,
8/12 = 8 × 7/12 × 7 = 56/84 - Add the two like fractions:
100/84 + 56/84 = 100 + 56/84 = 156/84 - 156/84 simplified gives 13/7
- So, 25/21 + 8/12 = 13/7
In mixed form: 16/7
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