Add 45/98 and 81/30
1st number: 45/98, 2nd number: 2 21/30
45/98 + 81/30 is 774/245.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 98 and 30 is 1470
Next, find the equivalent fraction of both fractional numbers with denominator 1470 - For the 1st fraction, since 98 × 15 = 1470,
45/98 = 45 × 15/98 × 15 = 675/1470 - Likewise, for the 2nd fraction, since 30 × 49 = 1470,
81/30 = 81 × 49/30 × 49 = 3969/1470 - Add the two like fractions:
675/1470 + 3969/1470 = 675 + 3969/1470 = 4644/1470 - 4644/1470 simplified gives 774/245
- So, 45/98 + 81/30 = 774/245
In mixed form: 339/245
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