Add 45/12 and 63/16
1st number: 3 9/12, 2nd number: 3 15/16
45/12 + 63/16 is 123/16.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 16 is 48
Next, find the equivalent fraction of both fractional numbers with denominator 48 - For the 1st fraction, since 12 × 4 = 48,
45/12 = 45 × 4/12 × 4 = 180/48 - Likewise, for the 2nd fraction, since 16 × 3 = 48,
63/16 = 63 × 3/16 × 3 = 189/48 - Add the two like fractions:
180/48 + 189/48 = 180 + 189/48 = 369/48 - 369/48 simplified gives 123/16
- So, 45/12 + 63/16 = 123/16
In mixed form: 711/16
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