Add 1/84 and 84/25
1st number: 1/84, 2nd number: 3 9/25
1/84 + 84/25 is 7081/2100.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 25 is 2100
Next, find the equivalent fraction of both fractional numbers with denominator 2100 - For the 1st fraction, since 84 × 25 = 2100,
1/84 = 1 × 25/84 × 25 = 25/2100 - Likewise, for the 2nd fraction, since 25 × 84 = 2100,
84/25 = 84 × 84/25 × 84 = 7056/2100 - Add the two like fractions:
25/2100 + 7056/2100 = 25 + 7056/2100 = 7081/2100 - So, 1/84 + 84/25 = 7081/2100
In mixed form: 3781/2100
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