Add 8/80 and 70/9
1st number: 8/80, 2nd number: 7 7/9
8/80 + 70/9 is 709/90.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 80 and 9 is 720
Next, find the equivalent fraction of both fractional numbers with denominator 720 - For the 1st fraction, since 80 × 9 = 720,
8/80 = 8 × 9/80 × 9 = 72/720 - Likewise, for the 2nd fraction, since 9 × 80 = 720,
70/9 = 70 × 80/9 × 80 = 5600/720 - Add the two like fractions:
72/720 + 5600/720 = 72 + 5600/720 = 5672/720 - 5672/720 simplified gives 709/90
- So, 8/80 + 70/9 = 709/90
In mixed form: 779/90
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