Add 42/2 and 5/15
1st number: 21 0/2, 2nd number: 5/15
42/2 + 5/15 is 64/3.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 15 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 15 × 2 = 30,
5/15 = 5 × 2/15 × 2 = 10/30 - Add the two like fractions:
630/30 + 10/30 = 630 + 10/30 = 640/30 - 640/30 simplified gives 64/3
- So, 42/2 + 5/15 = 64/3
In mixed form: 211/3
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