Add 15/20 and 63/36
1st number: 15/20, 2nd number: 1 27/36
15/20 + 63/36 is 5/2.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 36 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 20 × 9 = 180,
15/20 = 15 × 9/20 × 9 = 135/180 - Likewise, for the 2nd fraction, since 36 × 5 = 180,
63/36 = 63 × 5/36 × 5 = 315/180 - Add the two like fractions:
135/180 + 315/180 = 135 + 315/180 = 450/180 - 450/180 simplified gives 5/2
- So, 15/20 + 63/36 = 5/2
In mixed form: 21/2
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