Add 15/60 and 84/4
1st number: 15/60, 2nd number: 21 0/4
15/60 + 84/4 is 85/4.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 60 and 4 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 60 × 1 = 60,
15/60 = 15 × 1/60 × 1 = 15/60 - Likewise, for the 2nd fraction, since 4 × 15 = 60,
84/4 = 84 × 15/4 × 15 = 1260/60 - Add the two like fractions:
15/60 + 1260/60 = 15 + 1260/60 = 1275/60 - 1275/60 simplified gives 85/4
- So, 15/60 + 84/4 = 85/4
In mixed form: 211/4
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