Subtract 9/21 from 54/25, Solve 2 4/25

Subtract 9/21 from 54/25

1^st number: 2 4/25, 2^nd number: 9/21

54/25 - 9/21 is 303/175.

Find the least common denominator or LCM of the two denominators:
LCM of 25 and 21 is 525

Next, find the equivalent fraction of both fractional numbers with denominator 525
For the 1st fraction, since 25 × 21 = 525,
54/25 = 54 × 21/25 × 21 = 1134/525
Likewise, for the 2nd fraction, since 21 × 25 = 525,
9/21 = 9 × 25/21 × 25 = 225/525
Subtract the two like fractions:
1134/525 - 225/525 = 1134 - 225/525 = 909/525
After reducing the fraction, the answer is 303/175
In mixed form: 1128/175

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