Add 81/2 and 70/15
1st number: 40 1/2, 2nd number: 4 10/15
81/2 + 70/15 is 271/6.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 15 is 30
Next, find the equivalent fraction of both fractional numbers with denominator 30 - For the 1st fraction, since 2 × 15 = 30,
81/2 = 81 × 15/2 × 15 = 1215/30 - Likewise, for the 2nd fraction, since 15 × 2 = 30,
70/15 = 70 × 2/15 × 2 = 140/30 - Add the two like fractions:
1215/30 + 140/30 = 1215 + 140/30 = 1355/30 - 1355/30 simplified gives 271/6
- So, 81/2 + 70/15 = 271/6
In mixed form: 451/6
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