Add 54/3 and 63/20
1st number: 18 0/3, 2nd number: 3 3/20
54/3 + 63/20 is 423/20.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 20 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 3 × 20 = 60,
54/3 = 54 × 20/3 × 20 = 1080/60 - Likewise, for the 2nd fraction, since 20 × 3 = 60,
63/20 = 63 × 3/20 × 3 = 189/60 - Add the two like fractions:
1080/60 + 189/60 = 1080 + 189/60 = 1269/60 - 1269/60 simplified gives 423/20
- So, 54/3 + 63/20 = 423/20
In mixed form: 213/20
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