Add 21/56 and 25/21, Solve 21/56 + 1 4/21 as a fraction

Add 21/56 and 25/21

1^st number: 21/56, 2^nd number: 1 4/21

21/56 + 25/21 is 263/168.

Find the least common denominator or LCM of the two denominators:
LCM of 56 and 21 is 168

Next, find the equivalent fraction of both fractional numbers with denominator 168
For the 1st fraction, since 56 × 3 = 168,
21/56 = 21 × 3/56 × 3 = 63/168
Likewise, for the 2nd fraction, since 21 × 8 = 168,
25/21 = 25 × 8/21 × 8 = 200/168
Add the two like fractions:
63/168 + 200/168 = 63 + 200/168 = 263/168
So, 21/56 + 25/21 = 263/168
In mixed form: 195/168

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