Add 30/36 and 40/15
1st number: 30/36, 2nd number: 2 10/15
30/36 + 40/15 is 7/2.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 36 and 15 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 36 × 5 = 180,
30/36 = 30 × 5/36 × 5 = 150/180 - Likewise, for the 2nd fraction, since 15 × 12 = 180,
40/15 = 40 × 12/15 × 12 = 480/180 - Add the two like fractions:
150/180 + 480/180 = 150 + 480/180 = 630/180 - 630/180 simplified gives 7/2
- So, 30/36 + 40/15 = 7/2
In mixed form: 31/2
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