Subtract 42/32 from 30/10, Solve 3 0/10

Subtract 42/32 from 30/10

1^st number: 3 0/10, 2^nd number: 1 10/32

30/10 - 42/32 is 27/16.

Find the least common denominator or LCM of the two denominators:
LCM of 10 and 32 is 160

Next, find the equivalent fraction of both fractional numbers with denominator 160
For the 1st fraction, since 10 × 16 = 160,
30/10 = 30 × 16/10 × 16 = 480/160
Likewise, for the 2nd fraction, since 32 × 5 = 160,
42/32 = 42 × 5/32 × 5 = 210/160
Subtract the two like fractions:
480/160 - 210/160 = 480 - 210/160 = 270/160
After reducing the fraction, the answer is 27/16
In mixed form: 111/16

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