Add 42/5 and 28/12
1st number: 8 2/5, 2nd number: 2 4/12
42/5 + 28/12 is 161/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 12 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 5 × 12 = 60,
42/5 = 42 × 12/5 × 12 = 504/60 - Likewise, for the 2nd fraction, since 12 × 5 = 60,
28/12 = 28 × 5/12 × 5 = 140/60 - Add the two like fractions:
504/60 + 140/60 = 504 + 140/60 = 644/60 - 644/60 simplified gives 161/15
- So, 42/5 + 28/12 = 161/15
In mixed form: 1011/15
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