Add 40/25 and 84/81
1st number: 1 15/25, 2nd number: 1 3/81
40/25 + 84/81 is 356/135.
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,
40/25 = 40 × 81/25 × 81 = 3240/2025 - Likewise, for the 2nd fraction, since 81 × 25 = 2025,
84/81 = 84 × 25/81 × 25 = 2100/2025 - Add the two like fractions:
3240/2025 + 2100/2025 = 3240 + 2100/2025 = 5340/2025 - 5340/2025 simplified gives 356/135
- So, 40/25 + 84/81 = 356/135
In mixed form: 286/135
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