Add 45/4 and 63/3
1st number: 11 1/4, 2nd number: 21 0/3
45/4 + 63/3 is 129/4.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 3 is 12
Next, find the equivalent fraction of both fractional numbers with denominator 12 - For the 1st fraction, since 4 × 3 = 12,
45/4 = 45 × 3/4 × 3 = 135/12 - Likewise, for the 2nd fraction, since 3 × 4 = 12,
63/3 = 63 × 4/3 × 4 = 252/12 - Add the two like fractions:
135/12 + 252/12 = 135 + 252/12 = 387/12 - 387/12 simplified gives 129/4
- So, 45/4 + 63/3 = 129/4
In mixed form: 321/4
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