Add 30/54 and 21/10
1st number: 30/54, 2nd number: 2 1/10
30/54 + 21/10 is 239/90.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 10 is 270
Next, find the equivalent fraction of both fractional numbers with denominator 270 - For the 1st fraction, since 54 × 5 = 270,
30/54 = 30 × 5/54 × 5 = 150/270 - Likewise, for the 2nd fraction, since 10 × 27 = 270,
21/10 = 21 × 27/10 × 27 = 567/270 - Add the two like fractions:
150/270 + 567/270 = 150 + 567/270 = 717/270 - 717/270 simplified gives 239/90
- So, 30/54 + 21/10 = 239/90
In mixed form: 259/90
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