Add 45/21 and 80/7, Solve 2 3/21 + 11 3/7 as a fraction

Add 45/21 and 80/7

1^st number: 2 3/21, 2^nd number: 11 3/7

45/21 + 80/7 is 95/7.

Find the least common denominator or LCM of the two denominators:
LCM of 21 and 7 is 21

Next, find the equivalent fraction of both fractional numbers with denominator 21
For the 1st fraction, since 21 × 1 = 21,
45/21 = 45 × 1/21 × 1 = 45/21
Likewise, for the 2nd fraction, since 7 × 3 = 21,
80/7 = 80 × 3/7 × 3 = 240/21
Add the two like fractions:
45/21 + 240/21 = 45 + 240/21 = 285/21
285/21 simplified gives 95/7
So, 45/21 + 80/7 = 95/7
In mixed form: 134/7

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