Add 42/2 and 18/30
1st number: 21 0/2, 2nd number: 18/30
42/2 + 18/30 is 108/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 30 is 30
Next, find the equivalent fraction of both fractional numbers with denominator 30 - For the 1st fraction, since 2 × 15 = 30,
42/2 = 42 × 15/2 × 15 = 630/30 - Likewise, for the 2nd fraction, since 30 × 1 = 30,
18/30 = 18 × 1/30 × 1 = 18/30 - Add the two like fractions:
630/30 + 18/30 = 630 + 18/30 = 648/30 - 648/30 simplified gives 108/5
- So, 42/2 + 18/30 = 108/5
In mixed form: 213/5
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