Add 72/2 and 24/21, Solve 36 0/2 + 1 3/21 as a fraction

Add 72/2 and 24/21

1^st number: 36 0/2, 2^nd number: 1 3/21

72/2 + 24/21 is 260/7.

Find the least common denominator or LCM of the two denominators:
LCM of 2 and 21 is 42

Next, find the equivalent fraction of both fractional numbers with denominator 42
For the 1st fraction, since 2 × 21 = 42,
72/2 = 72 × 21/2 × 21 = 1512/42
Likewise, for the 2nd fraction, since 21 × 2 = 42,
24/21 = 24 × 2/21 × 2 = 48/42
Add the two like fractions:
1512/42 + 48/42 = 1512 + 48/42 = 1560/42
1560/42 simplified gives 260/7
So, 72/2 + 24/21 = 260/7
In mixed form: 371/7

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