Add 42/18 and 15/9
1st number: 2 6/18, 2nd number: 1 6/9
42/18 + 15/9 is 4/1.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 9 is 18
Next, find the equivalent fraction of both fractional numbers with denominator 18 - For the 1st fraction, since 18 × 1 = 18,
42/18 = 42 × 1/18 × 1 = 42/18 - Likewise, for the 2nd fraction, since 9 × 2 = 18,
15/9 = 15 × 2/9 × 2 = 30/18 - Add the two like fractions:
42/18 + 30/18 = 42 + 30/18 = 72/18 - 72/18 simplified gives 4/1
- So, 42/18 + 15/9 = 4/1
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