Add 9/21 and 84/24
1st number: 9/21, 2nd number: 3 12/24
9/21 + 84/24 is 55/14.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 21 and 24 is 168
Next, find the equivalent fraction of both fractional numbers with denominator 168 - For the 1st fraction, since 21 × 8 = 168,
9/21 = 9 × 8/21 × 8 = 72/168 - Likewise, for the 2nd fraction, since 24 × 7 = 168,
84/24 = 84 × 7/24 × 7 = 588/168 - Add the two like fractions:
72/168 + 588/168 = 72 + 588/168 = 660/168 - 660/168 simplified gives 55/14
- So, 9/21 + 84/24 = 55/14
In mixed form: 313/14
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