Add 3/25 and 21/81
3/25 + 21/81 is 256/675.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 25 and 81 is 2025
Next, find the equivalent fraction of both fractional numbers with denominator 2025 - For the 1st fraction, since 25 × 81 = 2025,
3/25 = 3 × 81/25 × 81 = 243/2025 - Likewise, for the 2nd fraction, since 81 × 25 = 2025,
21/81 = 21 × 25/81 × 25 = 525/2025 - Add the two like fractions:
243/2025 + 525/2025 = 243 + 525/2025 = 768/2025 - 768/2025 simplified gives 256/675
- So, 3/25 + 21/81 = 256/675
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