Add 15/80 and 84/4
1st number: 15/80, 2nd number: 21 0/4
15/80 + 84/4 is 339/16.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 80 and 4 is 80
Next, find the equivalent fraction of both fractional numbers with denominator 80 - For the 1st fraction, since 80 × 1 = 80,
15/80 = 15 × 1/80 × 1 = 15/80 - Likewise, for the 2nd fraction, since 4 × 20 = 80,
84/4 = 84 × 20/4 × 20 = 1680/80 - Add the two like fractions:
15/80 + 1680/80 = 15 + 1680/80 = 1695/80 - 1695/80 simplified gives 339/16
- So, 15/80 + 84/4 = 339/16
In mixed form: 213/16
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