Add 84/4 and 15/36
1st number: 21 0/4, 2nd number: 15/36
84/4 + 15/36 is 257/12.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 36 is 36
Next, find the equivalent fraction of both fractional numbers with denominator 36 - For the 1st fraction, since 4 × 9 = 36,
84/4 = 84 × 9/4 × 9 = 756/36 - Likewise, for the 2nd fraction, since 36 × 1 = 36,
15/36 = 15 × 1/36 × 1 = 15/36 - Add the two like fractions:
756/36 + 15/36 = 756 + 15/36 = 771/36 - 771/36 simplified gives 257/12
- So, 84/4 + 15/36 = 257/12
In mixed form: 215/12
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