Add 12/30 and 81/14
1st number: 12/30, 2nd number: 5 11/14
12/30 + 81/14 is 433/70.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 14 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 30 × 7 = 210,
12/30 = 12 × 7/30 × 7 = 84/210 - Likewise, for the 2nd fraction, since 14 × 15 = 210,
81/14 = 81 × 15/14 × 15 = 1215/210 - Add the two like fractions:
84/210 + 1215/210 = 84 + 1215/210 = 1299/210 - 1299/210 simplified gives 433/70
- So, 12/30 + 81/14 = 433/70
In mixed form: 613/70
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