Subtract 36/32 from 90/50, Solve 1 40/50

Subtract 36/32 from 90/50

1^st number: 1 40/50, 2^nd number: 1 4/32

90/50 - 36/32 is 27/40.

Find the least common denominator or LCM of the two denominators:
LCM of 50 and 32 is 800

Next, find the equivalent fraction of both fractional numbers with denominator 800
For the 1st fraction, since 50 × 16 = 800,
90/50 = 90 × 16/50 × 16 = 1440/800
Likewise, for the 2nd fraction, since 32 × 25 = 800,
36/32 = 36 × 25/32 × 25 = 900/800
Subtract the two like fractions:
1440/800 - 900/800 = 1440 - 900/800 = 540/800
After reducing the fraction, the answer is 27/40

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