Add 28/10 and 42/24
1st number: 2 8/10, 2nd number: 1 18/24
28/10 + 42/24 is 91/20.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 24 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 10 × 12 = 120,
28/10 = 28 × 12/10 × 12 = 336/120 - Likewise, for the 2nd fraction, since 24 × 5 = 120,
42/24 = 42 × 5/24 × 5 = 210/120 - Add the two like fractions:
336/120 + 210/120 = 336 + 210/120 = 546/120 - 546/120 simplified gives 91/20
- So, 28/10 + 42/24 = 91/20
In mixed form: 411/20
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