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

Subtract 1/36 from 90/50

1^st number: 1 40/50, 2^nd number: 1/36

90/50 - 1/36 is 319/180.

Find the least common denominator or LCM of the two denominators:
LCM of 50 and 36 is 900

Next, find the equivalent fraction of both fractional numbers with denominator 900
For the 1st fraction, since 50 × 18 = 900,
90/50 = 90 × 18/50 × 18 = 1620/900
Likewise, for the 2nd fraction, since 36 × 25 = 900,
1/36 = 1 × 25/36 × 25 = 25/900
Subtract the two like fractions:
1620/900 - 25/900 = 1620 - 25/900 = 1595/900
After reducing the fraction, the answer is 319/180
In mixed form: 1139/180

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