Add 15/40 and 63/16
1st number: 15/40, 2nd number: 3 15/16
15/40 + 63/16 is 69/16.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 16 is 80
Next, find the equivalent fraction of both fractional numbers with denominator 80 - For the 1st fraction, since 40 × 2 = 80,
15/40 = 15 × 2/40 × 2 = 30/80 - Likewise, for the 2nd fraction, since 16 × 5 = 80,
63/16 = 63 × 5/16 × 5 = 315/80 - Add the two like fractions:
30/80 + 315/80 = 30 + 315/80 = 345/80 - 345/80 simplified gives 69/16
- So, 15/40 + 63/16 = 69/16
In mixed form: 45/16
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