Add 45/21 and 80/6, Solve 2 3/21 + 13 2/6 as a fraction

Add 45/21 and 80/6

1^st number: 2 3/21, 2^nd number: 13 2/6

45/21 + 80/6 is 325/21.

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,
45/21 = 45 × 2/21 × 2 = 90/42
Likewise, for the 2nd fraction, since 6 × 7 = 42,
80/6 = 80 × 7/6 × 7 = 560/42
Add the two like fractions:
90/42 + 560/42 = 90 + 560/42 = 650/42
650/42 simplified gives 325/21
So, 45/21 + 80/6 = 325/21
In mixed form: 1510/21

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