Add 28/75 and 63/21, Solve 28/75 + 3 0/21 as a fraction

Add 28/75 and 63/21

1^st number: 28/75, 2^nd number: 3 0/21

28/75 + 63/21 is 253/75.

Find the least common denominator or LCM of the two denominators:
LCM of 75 and 21 is 525

Next, find the equivalent fraction of both fractional numbers with denominator 525
For the 1st fraction, since 75 × 7 = 525,
28/75 = 28 × 7/75 × 7 = 196/525
Likewise, for the 2nd fraction, since 21 × 25 = 525,
63/21 = 63 × 25/21 × 25 = 1575/525
Add the two like fractions:
196/525 + 1575/525 = 196 + 1575/525 = 1771/525
1771/525 simplified gives 253/75
So, 28/75 + 63/21 = 253/75
In mixed form: 328/75

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