Add 48/12 and 12/21, Solve 4 0/12 + 12/21 as a fraction

Add 48/12 and 12/21

1^st number: 4 0/12, 2^nd number: 12/21

48/12 + 12/21 is 32/7.

Find the least common denominator or LCM of the two denominators:
LCM of 12 and 21 is 84

Next, find the equivalent fraction of both fractional numbers with denominator 84
For the 1st fraction, since 12 × 7 = 84,
48/12 = 48 × 7/12 × 7 = 336/84
Likewise, for the 2nd fraction, since 21 × 4 = 84,
12/21 = 12 × 4/21 × 4 = 48/84
Add the two like fractions:
336/84 + 48/84 = 336 + 48/84 = 384/84
384/84 simplified gives 32/7
So, 48/12 + 12/21 = 32/7
In mixed form: 44/7

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