Add 30/2 and 21/7
1st number: 15 0/2, 2nd number: 3 0/7
30/2 + 21/7 is 18/1.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 7 is 14
Next, find the equivalent fraction of both fractional numbers with denominator 14 - For the 1st fraction, since 2 × 7 = 14,
30/2 = 30 × 7/2 × 7 = 210/14 - Likewise, for the 2nd fraction, since 7 × 2 = 14,
21/7 = 21 × 2/7 × 2 = 42/14 - Add the two like fractions:
210/14 + 42/14 = 210 + 42/14 = 252/14 - 252/14 simplified gives 18/1
- So, 30/2 + 21/7 = 18/1
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