Add 72/81 and 10/75
72/81 + 10/75 is 46/45.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 81 and 75 is 2025
Next, find the equivalent fraction of both fractional numbers with denominator 2025 - For the 1st fraction, since 81 × 25 = 2025,
72/81 = 72 × 25/81 × 25 = 1800/2025 - Likewise, for the 2nd fraction, since 75 × 27 = 2025,
10/75 = 10 × 27/75 × 27 = 270/2025 - Add the two like fractions:
1800/2025 + 270/2025 = 1800 + 270/2025 = 2070/2025 - 2070/2025 simplified gives 46/45
- So, 72/81 + 10/75 = 46/45
In mixed form: 11/45
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