Add 4/84 and 70/25
1st number: 4/84, 2nd number: 2 20/25
4/84 + 70/25 is 299/105.
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,
4/84 = 4 × 25/84 × 25 = 100/2100 - Likewise, for the 2nd fraction, since 25 × 84 = 2100,
70/25 = 70 × 84/25 × 84 = 5880/2100 - Add the two like fractions:
100/2100 + 5880/2100 = 100 + 5880/2100 = 5980/2100 - 5980/2100 simplified gives 299/105
- So, 4/84 + 70/25 = 299/105
In mixed form: 289/105
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