Add 42/30 and 28/24
1st number: 1 12/30, 2nd number: 1 4/24
42/30 + 28/24 is 77/30.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 24 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 30 × 4 = 120,
42/30 = 42 × 4/30 × 4 = 168/120 - Likewise, for the 2nd fraction, since 24 × 5 = 120,
28/24 = 28 × 5/24 × 5 = 140/120 - Add the two like fractions:
168/120 + 140/120 = 168 + 140/120 = 308/120 - 308/120 simplified gives 77/30
- So, 42/30 + 28/24 = 77/30
In mixed form: 217/30
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