Subtract 30/50 from 28/18, Solve 1 10/18

Subtract 30/50 from 28/18

1^st number: 1 10/18, 2^nd number: 30/50

28/18 - 30/50 is 43/45.

Find the least common denominator or LCM of the two denominators:
LCM of 18 and 50 is 450

Next, find the equivalent fraction of both fractional numbers with denominator 450
For the 1st fraction, since 18 × 25 = 450,
28/18 = 28 × 25/18 × 25 = 700/450
Likewise, for the 2nd fraction, since 50 × 9 = 450,
30/50 = 30 × 9/50 × 9 = 270/450
Subtract the two like fractions:
700/450 - 270/450 = 700 - 270/450 = 430/450
After reducing the fraction, the answer is 43/45

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