Add 35/21 and 84/15
1st number: 1 14/21, 2nd number: 5 9/15
35/21 + 84/15 is 109/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 21 and 15 is 105
Next, find the equivalent fraction of both fractional numbers with denominator 105 - For the 1st fraction, since 21 × 5 = 105,
35/21 = 35 × 5/21 × 5 = 175/105 - Likewise, for the 2nd fraction, since 15 × 7 = 105,
84/15 = 84 × 7/15 × 7 = 588/105 - Add the two like fractions:
175/105 + 588/105 = 175 + 588/105 = 763/105 - 763/105 simplified gives 109/15
- So, 35/21 + 84/15 = 109/15
In mixed form: 74/15
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