Subtract 9/3 from 20/50, Solve 20/50

Subtract 9/3 from 20/50

1^st number: 20/50, 2^nd number: 3 0/3

20/50 - 9/3 is -13/5.

Find the least common denominator or LCM of the two denominators:
LCM of 50 and 3 is 150

Next, find the equivalent fraction of both fractional numbers with denominator 150
For the 1st fraction, since 50 × 3 = 150,
20/50 = 20 × 3/50 × 3 = 60/150
Likewise, for the 2nd fraction, since 3 × 50 = 150,
9/3 = 9 × 50/3 × 50 = 450/150
Subtract the two like fractions:
60/150 - 450/150 = 60 - 450/150 = -390/150
After reducing the fraction, the answer is -13/5

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