Add 45/21 and 10/18, Solve 2 3/21 + 10/18 as a fraction

Add 45/21 and 10/18

1^st number: 2 3/21, 2^nd number: 10/18

45/21 + 10/18 is 170/63.

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

Next, find the equivalent fraction of both fractional numbers with denominator 126
For the 1st fraction, since 21 × 6 = 126,
45/21 = 45 × 6/21 × 6 = 270/126
Likewise, for the 2nd fraction, since 18 × 7 = 126,
10/18 = 10 × 7/18 × 7 = 70/126
Add the two like fractions:
270/126 + 70/126 = 270 + 70/126 = 340/126
340/126 simplified gives 170/63
So, 45/21 + 10/18 = 170/63
In mixed form: 244/63

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