Add 98/8 and 81/15
1st number: 12 2/8, 2nd number: 5 6/15
98/8 + 81/15 is 353/20.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 15 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 8 × 15 = 120,
98/8 = 98 × 15/8 × 15 = 1470/120 - Likewise, for the 2nd fraction, since 15 × 8 = 120,
81/15 = 81 × 8/15 × 8 = 648/120 - Add the two like fractions:
1470/120 + 648/120 = 1470 + 648/120 = 2118/120 - 2118/120 simplified gives 353/20
- So, 98/8 + 81/15 = 353/20
In mixed form: 1713/20
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