Add 30/9 and 6/80, Solve 3 3/9 + 6/80 as a fraction

Add 30/9 and 6/80

1^st number: 3 3/9, 2^nd number: 6/80

30/9 + 6/80 is 409/120.

Find the least common denominator or LCM of the two denominators:
LCM of 9 and 80 is 720

Next, find the equivalent fraction of both fractional numbers with denominator 720
For the 1st fraction, since 9 × 80 = 720,
30/9 = 30 × 80/9 × 80 = 2400/720
Likewise, for the 2nd fraction, since 80 × 9 = 720,
6/80 = 6 × 9/80 × 9 = 54/720
Add the two like fractions:
2400/720 + 54/720 = 2400 + 54/720 = 2454/720
2454/720 simplified gives 409/120
So, 30/9 + 6/80 = 409/120
In mixed form: 349/120

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