Subtract 72/24 from 45/50, Solve 45/50

Subtract 72/24 from 45/50

1^st number: 45/50, 2^nd number: 3 0/24

45/50 - 72/24 is -21/10.

Find the least common denominator or LCM of the two denominators:
LCM of 50 and 24 is 600

Next, find the equivalent fraction of both fractional numbers with denominator 600
For the 1st fraction, since 50 × 12 = 600,
45/50 = 45 × 12/50 × 12 = 540/600
Likewise, for the 2nd fraction, since 24 × 25 = 600,
72/24 = 72 × 25/24 × 25 = 1800/600
Subtract the two like fractions:
540/600 - 1800/600 = 540 - 1800/600 = -1260/600
After reducing the fraction, the answer is -21/10

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