Add 28/81 and 12/25
28/81 + 12/25 is 1672/2025.
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,
28/81 = 28 × 25/81 × 25 = 700/2025 - Likewise, for the 2nd fraction, since 25 × 81 = 2025,
12/25 = 12 × 81/25 × 81 = 972/2025 - Add the two like fractions:
700/2025 + 972/2025 = 700 + 972/2025 = 1672/2025 - So, 28/81 + 12/25 = 1672/2025
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