Add 40/30 and 18/15
1st number: 1 10/30, 2nd number: 1 3/15
40/30 + 18/15 is 38/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 15 is 30
Next, find the equivalent fraction of both fractional numbers with denominator 30 - For the 1st fraction, since 30 × 1 = 30,
40/30 = 40 × 1/30 × 1 = 40/30 - Likewise, for the 2nd fraction, since 15 × 2 = 30,
18/15 = 18 × 2/15 × 2 = 36/30 - Add the two like fractions:
40/30 + 36/30 = 40 + 36/30 = 76/30 - 76/30 simplified gives 38/15
- So, 40/30 + 18/15 = 38/15
In mixed form: 28/15
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