Subtract 3/9 from 45/25, Solve 1 20/25

Subtract 3/9 from 45/25

1^st number: 1 20/25, 2^nd number: 3/9

45/25 - 3/9 is 22/15.

Find the least common denominator or LCM of the two denominators:
LCM of 25 and 9 is 225

Next, find the equivalent fraction of both fractional numbers with denominator 225
For the 1st fraction, since 25 × 9 = 225,
45/25 = 45 × 9/25 × 9 = 405/225
Likewise, for the 2nd fraction, since 9 × 25 = 225,
3/9 = 3 × 25/9 × 25 = 75/225
Subtract the two like fractions:
405/225 - 75/225 = 405 - 75/225 = 330/225
After reducing the fraction, the answer is 22/15
In mixed form: 17/15

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