Add 80/4 and 28/72, Solve 20 0/4 + 28/72 as a fraction

Add 80/4 and 28/72

1^st number: 20 0/4, 2^nd number: 28/72

80/4 + 28/72 is 367/18.

Find the least common denominator or LCM of the two denominators:
LCM of 4 and 72 is 72

Next, find the equivalent fraction of both fractional numbers with denominator 72
For the 1st fraction, since 4 × 18 = 72,
80/4 = 80 × 18/4 × 18 = 1440/72
Likewise, for the 2nd fraction, since 72 × 1 = 72,
28/72 = 28 × 1/72 × 1 = 28/72
Add the two like fractions:
1440/72 + 28/72 = 1440 + 28/72 = 1468/72
1468/72 simplified gives 367/18
So, 80/4 + 28/72 = 367/18
In mixed form: 207/18

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