Add 84/5 and 15/45
1st number: 16 4/5, 2nd number: 15/45
84/5 + 15/45 is 257/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 45 is 45
Next, find the equivalent fraction of both fractional numbers with denominator 45 - For the 1st fraction, since 5 × 9 = 45,
84/5 = 84 × 9/5 × 9 = 756/45 - Likewise, for the 2nd fraction, since 45 × 1 = 45,
15/45 = 15 × 1/45 × 1 = 15/45 - Add the two like fractions:
756/45 + 15/45 = 756 + 15/45 = 771/45 - 771/45 simplified gives 257/15
- So, 84/5 + 15/45 = 257/15
In mixed form: 172/15
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