Subtract 3/75 from 42/10, Solve 4 2/10

Subtract 3/75 from 42/10

1^st number: 4 2/10, 2^nd number: 3/75

42/10 - 3/75 is 104/25.

Find the least common denominator or LCM of the two denominators:
LCM of 10 and 75 is 150

Next, find the equivalent fraction of both fractional numbers with denominator 150
For the 1st fraction, since 10 × 15 = 150,
42/10 = 42 × 15/10 × 15 = 630/150
Likewise, for the 2nd fraction, since 75 × 2 = 150,
3/75 = 3 × 2/75 × 2 = 6/150
Subtract the two like fractions:
630/150 - 6/150 = 630 - 6/150 = 624/150
After reducing the fraction, the answer is 104/25
In mixed form: 44/25

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