Add 24/18 and 45/21, Solve 1 6/18 + 2 3/21 as a fraction

Add 24/18 and 45/21

1^st number: 1 6/18, 2^nd number: 2 3/21

24/18 + 45/21 is 73/21.

Find the least common denominator or LCM of the two denominators:
LCM of 18 and 21 is 126

Next, find the equivalent fraction of both fractional numbers with denominator 126
For the 1st fraction, since 18 × 7 = 126,
24/18 = 24 × 7/18 × 7 = 168/126
Likewise, for the 2nd fraction, since 21 × 6 = 126,
45/21 = 45 × 6/21 × 6 = 270/126
Add the two like fractions:
168/126 + 270/126 = 168 + 270/126 = 438/126
438/126 simplified gives 73/21
So, 24/18 + 45/21 = 73/21
In mixed form: 310/21

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