Add 70/18 and 25/80
1st number: 3 16/18, 2nd number: 25/80
70/18 + 25/80 is 605/144.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 80 is 720
Next, find the equivalent fraction of both fractional numbers with denominator 720 - For the 1st fraction, since 18 × 40 = 720,
70/18 = 70 × 40/18 × 40 = 2800/720 - Likewise, for the 2nd fraction, since 80 × 9 = 720,
25/80 = 25 × 9/80 × 9 = 225/720 - Add the two like fractions:
2800/720 + 225/720 = 2800 + 225/720 = 3025/720 - 3025/720 simplified gives 605/144
- So, 70/18 + 25/80 = 605/144
In mixed form: 429/144
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