Add 21/2 and 98/15
1st number: 10 1/2, 2nd number: 6 8/15
21/2 + 98/15 is 511/30.
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,
21/2 = 21 × 15/2 × 15 = 315/30 - Likewise, for the 2nd fraction, since 15 × 2 = 30,
98/15 = 98 × 2/15 × 2 = 196/30 - Add the two like fractions:
315/30 + 196/30 = 315 + 196/30 = 511/30 - So, 21/2 + 98/15 = 511/30
In mixed form: 171/30
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