Subtract 12/15 from 25/10, Solve 2 5/10

Subtract 12/15 from 25/10

1^st number: 2 5/10, 2^nd number: 12/15

25/10 - 12/15 is 17/10.

Find the least common denominator or LCM of the two denominators:
LCM of 10 and 15 is 30

Next, find the equivalent fraction of both fractional numbers with denominator 30
For the 1st fraction, since 10 × 3 = 30,
25/10 = 25 × 3/10 × 3 = 75/30
Likewise, for the 2nd fraction, since 15 × 2 = 30,
12/15 = 12 × 2/15 × 2 = 24/30
Subtract the two like fractions:
75/30 - 24/30 = 75 - 24/30 = 51/30
After reducing the fraction, the answer is 17/10
In mixed form: 17/10

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