Subtract 4/32 from 30/10, Solve 3 0/10

Subtract 4/32 from 30/10

1^st number: 3 0/10, 2^nd number: 4/32

30/10 - 4/32 is 23/8.

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,
4/32 = 4 × 5/32 × 5 = 20/160
Subtract the two like fractions:
480/160 - 20/160 = 480 - 20/160 = 460/160
After reducing the fraction, the answer is 23/8
In mixed form: 27/8

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