Add 2/80 and 18/9
1st number: 2/80, 2nd number: 2 0/9
2/80 + 18/9 is 81/40.
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,
2/80 = 2 × 9/80 × 9 = 18/720 - Likewise, for the 2nd fraction, since 9 × 80 = 720,
18/9 = 18 × 80/9 × 80 = 1440/720 - Add the two like fractions:
18/720 + 1440/720 = 18 + 1440/720 = 1458/720 - 1458/720 simplified gives 81/40
- So, 2/80 + 18/9 = 81/40
In mixed form: 21/40
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