Add 84/21 and 75/48, Solve 4 0/21 + 1 27/48 as a fraction

Add 84/21 and 75/48

1^st number: 4 0/21, 2^nd number: 1 27/48

84/21 + 75/48 is 89/16.

Find the least common denominator or LCM of the two denominators:
LCM of 21 and 48 is 336

Next, find the equivalent fraction of both fractional numbers with denominator 336
For the 1st fraction, since 21 × 16 = 336,
84/21 = 84 × 16/21 × 16 = 1344/336
Likewise, for the 2nd fraction, since 48 × 7 = 336,
75/48 = 75 × 7/48 × 7 = 525/336
Add the two like fractions:
1344/336 + 525/336 = 1344 + 525/336 = 1869/336
1869/336 simplified gives 89/16
So, 84/21 + 75/48 = 89/16
In mixed form: 59/16

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