Add 84/10 and 42/15
1st number: 8 4/10, 2nd number: 2 12/15
84/10 + 42/15 is 56/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 15 is 30
Next, find the equivalent fraction of both fractional numbers with denominator 30 - For the 1st fraction, since 10 × 3 = 30,
84/10 = 84 × 3/10 × 3 = 252/30 - Likewise, for the 2nd fraction, since 15 × 2 = 30,
42/15 = 42 × 2/15 × 2 = 84/30 - Add the two like fractions:
252/30 + 84/30 = 252 + 84/30 = 336/30 - 336/30 simplified gives 56/5
- So, 84/10 + 42/15 = 56/5
In mixed form: 111/5
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