Subtract 18/50 from 72/45
1st number: 1 27/45, 2nd number: 18/50
72/45 - 18/50 is 31/25.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 50 is 450
Next, find the equivalent fraction of both fractional numbers with denominator 450 - For the 1st fraction, since 45 × 10 = 450,
72/45 = 72 × 10/45 × 10 = 720/450 - Likewise, for the 2nd fraction, since 50 × 9 = 450,
18/50 = 18 × 9/50 × 9 = 162/450 - Subtract the two like fractions:
720/450 - 162/450 = 720 - 162/450 = 558/450 - After reducing the fraction, the answer is 31/25
- In mixed form: 16/25
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