Add 21/15 and 84/98
1st number: 1 6/15, 2nd number: 84/98
21/15 + 84/98 is 79/35.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 98 is 1470
Next, find the equivalent fraction of both fractional numbers with denominator 1470 - For the 1st fraction, since 15 × 98 = 1470,
21/15 = 21 × 98/15 × 98 = 2058/1470 - Likewise, for the 2nd fraction, since 98 × 15 = 1470,
84/98 = 84 × 15/98 × 15 = 1260/1470 - Add the two like fractions:
2058/1470 + 1260/1470 = 2058 + 1260/1470 = 3318/1470 - 3318/1470 simplified gives 79/35
- So, 21/15 + 84/98 = 79/35
In mixed form: 29/35
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