Add 9/18 and 42/12
1st number: 9/18, 2nd number: 3 6/12
9/18 + 42/12 is 4/1.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 12 is 36
Next, find the equivalent fraction of both fractional numbers with denominator 36 - For the 1st fraction, since 18 × 2 = 36,
9/18 = 9 × 2/18 × 2 = 18/36 - Likewise, for the 2nd fraction, since 12 × 3 = 36,
42/12 = 42 × 3/12 × 3 = 126/36 - Add the two like fractions:
18/36 + 126/36 = 18 + 126/36 = 144/36 - 144/36 simplified gives 4/1
- So, 9/18 + 42/12 = 4/1
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