Add 21/5 and 15/27
1st number: 4 1/5, 2nd number: 15/27
21/5 + 15/27 is 214/45.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 27 is 135
Next, find the equivalent fraction of both fractional numbers with denominator 135 - For the 1st fraction, since 5 × 27 = 135,
21/5 = 21 × 27/5 × 27 = 567/135 - Likewise, for the 2nd fraction, since 27 × 5 = 135,
15/27 = 15 × 5/27 × 5 = 75/135 - Add the two like fractions:
567/135 + 75/135 = 567 + 75/135 = 642/135 - 642/135 simplified gives 214/45
- So, 21/5 + 15/27 = 214/45
In mixed form: 434/45
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