Add 54/21 and 7/75, Solve 2 12/21 + 7/75 as a fraction

Add 54/21 and 7/75

1^st number: 2 12/21, 2^nd number: 7/75

54/21 + 7/75 is 1399/525.

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

Next, find the equivalent fraction of both fractional numbers with denominator 525
For the 1st fraction, since 21 × 25 = 525,
54/21 = 54 × 25/21 × 25 = 1350/525
Likewise, for the 2nd fraction, since 75 × 7 = 525,
7/75 = 7 × 7/75 × 7 = 49/525
Add the two like fractions:
1350/525 + 49/525 = 1350 + 49/525 = 1399/525
So, 54/21 + 7/75 = 1399/525
In mixed form: 2349/525

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