Add 63/4 and 84/15
1st number: 15 3/4, 2nd number: 5 9/15
63/4 + 84/15 is 427/20.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 15 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 4 × 15 = 60,
63/4 = 63 × 15/4 × 15 = 945/60 - Likewise, for the 2nd fraction, since 15 × 4 = 60,
84/15 = 84 × 4/15 × 4 = 336/60 - Add the two like fractions:
945/60 + 336/60 = 945 + 336/60 = 1281/60 - 1281/60 simplified gives 427/20
- So, 63/4 + 84/15 = 427/20
In mixed form: 217/20
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