Add 42/3 and 28/80
1st number: 14 0/3, 2nd number: 28/80
42/3 + 28/80 is 287/20.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 80 is 240
Next, find the equivalent fraction of both fractional numbers with denominator 240 - For the 1st fraction, since 3 × 80 = 240,
42/3 = 42 × 80/3 × 80 = 3360/240 - Likewise, for the 2nd fraction, since 80 × 3 = 240,
28/80 = 28 × 3/80 × 3 = 84/240 - Add the two like fractions:
3360/240 + 84/240 = 3360 + 84/240 = 3444/240 - 3444/240 simplified gives 287/20
- So, 42/3 + 28/80 = 287/20
In mixed form: 147/20
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