Add 20/50 and 81/12
1st number: 20/50, 2nd number: 6 9/12
20/50 + 81/12 is 143/20.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 50 and 12 is 300
Next, find the equivalent fraction of both fractional numbers with denominator 300 - For the 1st fraction, since 50 × 6 = 300,
20/50 = 20 × 6/50 × 6 = 120/300 - Likewise, for the 2nd fraction, since 12 × 25 = 300,
81/12 = 81 × 25/12 × 25 = 2025/300 - Add the two like fractions:
120/300 + 2025/300 = 120 + 2025/300 = 2145/300 - 2145/300 simplified gives 143/20
- So, 20/50 + 81/12 = 143/20
In mixed form: 73/20
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