Add 30/45 and 42/27
1st number: 30/45, 2nd number: 1 15/27
30/45 + 42/27 is 20/9.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 27 is 135
Next, find the equivalent fraction of both fractional numbers with denominator 135 - For the 1st fraction, since 45 × 3 = 135,
30/45 = 30 × 3/45 × 3 = 90/135 - Likewise, for the 2nd fraction, since 27 × 5 = 135,
42/27 = 42 × 5/27 × 5 = 210/135 - Add the two like fractions:
90/135 + 210/135 = 90 + 210/135 = 300/135 - 300/135 simplified gives 20/9
- So, 30/45 + 42/27 = 20/9
In mixed form: 22/9
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