Add 84/8 and 42/30
1st number: 10 4/8, 2nd number: 1 12/30
84/8 + 42/30 is 119/10.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 30 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 8 × 15 = 120,
84/8 = 84 × 15/8 × 15 = 1260/120 - Likewise, for the 2nd fraction, since 30 × 4 = 120,
42/30 = 42 × 4/30 × 4 = 168/120 - Add the two like fractions:
1260/120 + 168/120 = 1260 + 168/120 = 1428/120 - 1428/120 simplified gives 119/10
- So, 84/8 + 42/30 = 119/10
In mixed form: 119/10
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