Add 25/81 and 70/98
25/81 + 70/98 is 580/567.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 81 and 98 is 7938
Next, find the equivalent fraction of both fractional numbers with denominator 7938 - For the 1st fraction, since 81 × 98 = 7938,
25/81 = 25 × 98/81 × 98 = 2450/7938 - Likewise, for the 2nd fraction, since 98 × 81 = 7938,
70/98 = 70 × 81/98 × 81 = 5670/7938 - Add the two like fractions:
2450/7938 + 5670/7938 = 2450 + 5670/7938 = 8120/7938 - 8120/7938 simplified gives 580/567
- So, 25/81 + 70/98 = 580/567
In mixed form: 113/567
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