Add 1/21 and 72/6, Solve 1/21 + 12 0/6 as a fraction

Add 1/21 and 72/6

1^st number: 1/21, 2^nd number: 12 0/6

1/21 + 72/6 is 253/21.

Find the least common denominator or LCM of the two denominators:
LCM of 21 and 6 is 42

Next, find the equivalent fraction of both fractional numbers with denominator 42
For the 1st fraction, since 21 × 2 = 42,
1/21 = 1 × 2/21 × 2 = 2/42
Likewise, for the 2nd fraction, since 6 × 7 = 42,
72/6 = 72 × 7/6 × 7 = 504/42
Add the two like fractions:
2/42 + 504/42 = 2 + 504/42 = 506/42
506/42 simplified gives 253/21
So, 1/21 + 72/6 = 253/21
In mixed form: 121/21

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