Add 84/98 and 9/30
84/98 + 9/30 is 81/70.
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,
84/98 = 84 × 15/98 × 15 = 1260/1470 - Likewise, for the 2nd fraction, since 30 × 49 = 1470,
9/30 = 9 × 49/30 × 49 = 441/1470 - Add the two like fractions:
1260/1470 + 441/1470 = 1260 + 441/1470 = 1701/1470 - 1701/1470 simplified gives 81/70
- So, 84/98 + 9/30 = 81/70
In mixed form: 111/70
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