Add 42/2 and 28/30
1st number: 21 0/2, 2nd number: 28/30
42/2 + 28/30 is 329/15.
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,
28/30 = 28 × 1/30 × 1 = 28/30 - Add the two like fractions:
630/30 + 28/30 = 630 + 28/30 = 658/30 - 658/30 simplified gives 329/15
- So, 42/2 + 28/30 = 329/15
In mixed form: 2114/15
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