Add 98/15 and 81/84
1st number: 6 8/15, 2nd number: 81/84
98/15 + 81/84 is 3149/420.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 84 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 15 × 28 = 420,
98/15 = 98 × 28/15 × 28 = 2744/420 - Likewise, for the 2nd fraction, since 84 × 5 = 420,
81/84 = 81 × 5/84 × 5 = 405/420 - Add the two like fractions:
2744/420 + 405/420 = 2744 + 405/420 = 3149/420 - So, 98/15 + 81/84 = 3149/420
In mixed form: 7209/420
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