Subtract 25/18 from 40/32, Solve 1 8/32

Subtract 25/18 from 40/32

1^st number: 1 8/32, 2^nd number: 1 7/18

40/32 - 25/18 is -5/36.

Find the least common denominator or LCM of the two denominators:
LCM of 32 and 18 is 288

Next, find the equivalent fraction of both fractional numbers with denominator 288
For the 1st fraction, since 32 × 9 = 288,
40/32 = 40 × 9/32 × 9 = 360/288
Likewise, for the 2nd fraction, since 18 × 16 = 288,
25/18 = 25 × 16/18 × 16 = 400/288
Subtract the two like fractions:
360/288 - 400/288 = 360 - 400/288 = -40/288
After reducing the fraction, the answer is -5/36

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