Add 21/12 and 4/64, Solve 1 9/12 + 4/64 as a fraction

Add 21/12 and 4/64

1^st number: 1 9/12, 2^nd number: 4/64

21/12 + 4/64 is 29/16.

Find the least common denominator or LCM of the two denominators:
LCM of 12 and 64 is 192

Next, find the equivalent fraction of both fractional numbers with denominator 192
For the 1st fraction, since 12 × 16 = 192,
21/12 = 21 × 16/12 × 16 = 336/192
Likewise, for the 2nd fraction, since 64 × 3 = 192,
4/64 = 4 × 3/64 × 3 = 12/192
Add the two like fractions:
336/192 + 12/192 = 336 + 12/192 = 348/192
348/192 simplified gives 29/16
So, 21/12 + 4/64 = 29/16
In mixed form: 113/16

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