Add 42/21 and 2/18, Solve 2 0/21 + 2/18 as a fraction

Add 42/21 and 2/18

1^st number: 2 0/21, 2^nd number: 2/18

42/21 + 2/18 is 19/9.

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,
42/21 = 42 × 6/21 × 6 = 252/126
Likewise, for the 2nd fraction, since 18 × 7 = 126,
2/18 = 2 × 7/18 × 7 = 14/126
Add the two like fractions:
252/126 + 14/126 = 252 + 14/126 = 266/126
266/126 simplified gives 19/9
So, 42/21 + 2/18 = 19/9
In mixed form: 21/9

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