Add 81/4 and 80/25
1st number: 20 1/4, 2nd number: 3 5/25
81/4 + 80/25 is 469/20.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 25 is 100
Next, find the equivalent fraction of both fractional numbers with denominator 100 - For the 1st fraction, since 4 × 25 = 100,
81/4 = 81 × 25/4 × 25 = 2025/100 - Likewise, for the 2nd fraction, since 25 × 4 = 100,
80/25 = 80 × 4/25 × 4 = 320/100 - Add the two like fractions:
2025/100 + 320/100 = 2025 + 320/100 = 2345/100 - 2345/100 simplified gives 469/20
- So, 81/4 + 80/25 = 469/20
In mixed form: 239/20
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