Add 80/12 and 63/28
1st number: 6 8/12, 2nd number: 2 7/28
80/12 + 63/28 is 107/12.
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,
80/12 = 80 × 7/12 × 7 = 560/84 - Likewise, for the 2nd fraction, since 28 × 3 = 84,
63/28 = 63 × 3/28 × 3 = 189/84 - Add the two like fractions:
560/84 + 189/84 = 560 + 189/84 = 749/84 - 749/84 simplified gives 107/12
- So, 80/12 + 63/28 = 107/12
In mixed form: 811/12
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