Add 42/30 and 81/98
1st number: 1 12/30, 2nd number: 81/98
42/30 + 81/98 is 1091/490.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 98 is 1470
Next, find the equivalent fraction of both fractional numbers with denominator 1470 - For the 1st fraction, since 30 × 49 = 1470,
42/30 = 42 × 49/30 × 49 = 2058/1470 - Likewise, for the 2nd fraction, since 98 × 15 = 1470,
81/98 = 81 × 15/98 × 15 = 1215/1470 - Add the two like fractions:
2058/1470 + 1215/1470 = 2058 + 1215/1470 = 3273/1470 - 3273/1470 simplified gives 1091/490
- So, 42/30 + 81/98 = 1091/490
In mixed form: 2111/490
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