Add 63/12 and 28/20
1st number: 5 3/12, 2nd number: 1 8/20
63/12 + 28/20 is 133/20.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 20 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 12 × 5 = 60,
63/12 = 63 × 5/12 × 5 = 315/60 - Likewise, for the 2nd fraction, since 20 × 3 = 60,
28/20 = 28 × 3/20 × 3 = 84/60 - Add the two like fractions:
315/60 + 84/60 = 315 + 84/60 = 399/60 - 399/60 simplified gives 133/20
- So, 63/12 + 28/20 = 133/20
In mixed form: 613/20
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