Add 20/3 and 4/72, Solve 6 2/3 + 4/72 as a fraction

Add 20/3 and 4/72

1^st number: 6 2/3, 2^nd number: 4/72

20/3 + 4/72 is 121/18.

Find the least common denominator or LCM of the two denominators:
LCM of 3 and 72 is 72

Next, find the equivalent fraction of both fractional numbers with denominator 72
For the 1st fraction, since 3 × 24 = 72,
20/3 = 20 × 24/3 × 24 = 480/72
Likewise, for the 2nd fraction, since 72 × 1 = 72,
4/72 = 4 × 1/72 × 1 = 4/72
Add the two like fractions:
480/72 + 4/72 = 480 + 4/72 = 484/72
484/72 simplified gives 121/18
So, 20/3 + 4/72 = 121/18
In mixed form: 613/18

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