Subtract 1/50 from 90/72
1st number: 1 18/72, 2nd number: 1/50
90/72 - 1/50 is 123/100.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 50 is 1800
Next, find the equivalent fraction of both fractional numbers with denominator 1800 - For the 1st fraction, since 72 × 25 = 1800,
90/72 = 90 × 25/72 × 25 = 2250/1800 - Likewise, for the 2nd fraction, since 50 × 36 = 1800,
1/50 = 1 × 36/50 × 36 = 36/1800 - Subtract the two like fractions:
2250/1800 - 36/1800 = 2250 - 36/1800 = 2214/1800 - After reducing the fraction, the answer is 123/100
- In mixed form: 123/100
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