Add 80/18 and 3/80, Solve 4 8/18 + 3/80 as a fraction

Add 80/18 and 3/80

1^st number: 4 8/18, 2^nd number: 3/80

80/18 + 3/80 is 3227/720.

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,
80/18 = 80 × 40/18 × 40 = 3200/720
Likewise, for the 2nd fraction, since 80 × 9 = 720,
3/80 = 3 × 9/80 × 9 = 27/720
Add the two like fractions:
3200/720 + 27/720 = 3200 + 27/720 = 3227/720
So, 80/18 + 3/80 = 3227/720
In mixed form: 4347/720

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