Add 10/81 and 90/25
1st number: 10/81, 2nd number: 3 15/25
10/81 + 90/25 is 1508/405.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 81 and 25 is 2025
Next, find the equivalent fraction of both fractional numbers with denominator 2025 - For the 1st fraction, since 81 × 25 = 2025,
10/81 = 10 × 25/81 × 25 = 250/2025 - Likewise, for the 2nd fraction, since 25 × 81 = 2025,
90/25 = 90 × 81/25 × 81 = 7290/2025 - Add the two like fractions:
250/2025 + 7290/2025 = 250 + 7290/2025 = 7540/2025 - 7540/2025 simplified gives 1508/405
- So, 10/81 + 90/25 = 1508/405
In mixed form: 3293/405
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