Add 9/80 and 72/9
1st number: 9/80, 2nd number: 8 0/9
9/80 + 72/9 is 649/80.
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,
9/80 = 9 × 9/80 × 9 = 81/720 - Likewise, for the 2nd fraction, since 9 × 80 = 720,
72/9 = 72 × 80/9 × 80 = 5760/720 - Add the two like fractions:
81/720 + 5760/720 = 81 + 5760/720 = 5841/720 - 5841/720 simplified gives 649/80
- So, 9/80 + 72/9 = 649/80
In mixed form: 89/80
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