Add 63/36 and 81/15
1st number: 1 27/36, 2nd number: 5 6/15
63/36 + 81/15 is 143/20.
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,
63/36 = 63 × 5/36 × 5 = 315/180 - Likewise, for the 2nd fraction, since 15 × 12 = 180,
81/15 = 81 × 12/15 × 12 = 972/180 - Add the two like fractions:
315/180 + 972/180 = 315 + 972/180 = 1287/180 - 1287/180 simplified gives 143/20
- So, 63/36 + 81/15 = 143/20
In mixed form: 73/20
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