Subtract 45/32 from 40/10, Solve 4 0/10

Subtract 45/32 from 40/10

1^st number: 4 0/10, 2^nd number: 1 13/32

40/10 - 45/32 is 83/32.

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,
40/10 = 40 × 16/10 × 16 = 640/160
Likewise, for the 2nd fraction, since 32 × 5 = 160,
45/32 = 45 × 5/32 × 5 = 225/160
Subtract the two like fractions:
640/160 - 225/160 = 640 - 225/160 = 415/160
After reducing the fraction, the answer is 83/32
In mixed form: 219/32

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