Add 12/30 and 63/20
1st number: 12/30, 2nd number: 3 3/20
12/30 + 63/20 is 71/20.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 20 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 30 × 2 = 60,
12/30 = 12 × 2/30 × 2 = 24/60 - Likewise, for the 2nd fraction, since 20 × 3 = 60,
63/20 = 63 × 3/20 × 3 = 189/60 - Add the two like fractions:
24/60 + 189/60 = 24 + 189/60 = 213/60 - 213/60 simplified gives 71/20
- So, 12/30 + 63/20 = 71/20
In mixed form: 311/20
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