Subtract 6/24 from 42/10, Solve 4 2/10

Subtract 6/24 from 42/10

1^st number: 4 2/10, 2^nd number: 6/24

42/10 - 6/24 is 79/20.

Find the least common denominator or LCM of the two denominators:
LCM of 10 and 24 is 120

Next, find the equivalent fraction of both fractional numbers with denominator 120
For the 1st fraction, since 10 × 12 = 120,
42/10 = 42 × 12/10 × 12 = 504/120
Likewise, for the 2nd fraction, since 24 × 5 = 120,
6/24 = 6 × 5/24 × 5 = 30/120
Subtract the two like fractions:
504/120 - 30/120 = 504 - 30/120 = 474/120
After reducing the fraction, the answer is 79/20
In mixed form: 319/20

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