Add 30/54 and 42/20
1st number: 30/54, 2nd number: 2 2/20
30/54 + 42/20 is 239/90.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 20 is 540
Next, find the equivalent fraction of both fractional numbers with denominator 540 - For the 1st fraction, since 54 × 10 = 540,
30/54 = 30 × 10/54 × 10 = 300/540 - Likewise, for the 2nd fraction, since 20 × 27 = 540,
42/20 = 42 × 27/20 × 27 = 1134/540 - Add the two like fractions:
300/540 + 1134/540 = 300 + 1134/540 = 1434/540 - 1434/540 simplified gives 239/90
- So, 30/54 + 42/20 = 239/90
In mixed form: 259/90
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