Add 42/21 and 6/16, Solve 2 0/21 + 6/16 as a fraction

Add 42/21 and 6/16

1^st number: 2 0/21, 2^nd number: 6/16

42/21 + 6/16 is 19/8.

Find the least common denominator or LCM of the two denominators:
LCM of 21 and 16 is 336

Next, find the equivalent fraction of both fractional numbers with denominator 336
For the 1st fraction, since 21 × 16 = 336,
42/21 = 42 × 16/21 × 16 = 672/336
Likewise, for the 2nd fraction, since 16 × 21 = 336,
6/16 = 6 × 21/16 × 21 = 126/336
Add the two like fractions:
672/336 + 126/336 = 672 + 126/336 = 798/336
798/336 simplified gives 19/8
So, 42/21 + 6/16 = 19/8
In mixed form: 23/8

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