Add 12/5 and 15/84
1st number: 2 2/5, 2nd number: 15/84
12/5 + 15/84 is 361/140.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 84 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 5 × 84 = 420,
12/5 = 12 × 84/5 × 84 = 1008/420 - Likewise, for the 2nd fraction, since 84 × 5 = 420,
15/84 = 15 × 5/84 × 5 = 75/420 - Add the two like fractions:
1008/420 + 75/420 = 1008 + 75/420 = 1083/420 - 1083/420 simplified gives 361/140
- So, 12/5 + 15/84 = 361/140
In mixed form: 281/140
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