Add 40/6 and 18/72, Solve 6 4/6 + 18/72 as a fraction

Add 40/6 and 18/72

1^st number: 6 4/6, 2^nd number: 18/72

40/6 + 18/72 is 83/12.

Find the least common denominator or LCM of the two denominators:
LCM of 6 and 72 is 72

Next, find the equivalent fraction of both fractional numbers with denominator 72
For the 1st fraction, since 6 × 12 = 72,
40/6 = 40 × 12/6 × 12 = 480/72
Likewise, for the 2nd fraction, since 72 × 1 = 72,
18/72 = 18 × 1/72 × 1 = 18/72
Add the two like fractions:
480/72 + 18/72 = 480 + 18/72 = 498/72
498/72 simplified gives 83/12
So, 40/6 + 18/72 = 83/12
In mixed form: 611/12

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