Add 1/25 and 81/42
1st number: 1/25, 2nd number: 1 39/42
1/25 + 81/42 is 689/350.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 25 and 42 is 1050
Next, find the equivalent fraction of both fractional numbers with denominator 1050 - For the 1st fraction, since 25 × 42 = 1050,
1/25 = 1 × 42/25 × 42 = 42/1050 - Likewise, for the 2nd fraction, since 42 × 25 = 1050,
81/42 = 81 × 25/42 × 25 = 2025/1050 - Add the two like fractions:
42/1050 + 2025/1050 = 42 + 2025/1050 = 2067/1050 - 2067/1050 simplified gives 689/350
- So, 1/25 + 81/42 = 689/350
In mixed form: 1339/350
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