Subtract 90/75 from 42/2
1st number: 21 0/2, 2nd number: 1 15/75
42/2 - 90/75 is 99/5.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 75 is 150
Next, find the equivalent fraction of both fractional numbers with denominator 150 - For the 1st fraction, since 2 × 75 = 150,
42/2 = 42 × 75/2 × 75 = 3150/150 - Likewise, for the 2nd fraction, since 75 × 2 = 150,
90/75 = 90 × 2/75 × 2 = 180/150 - Subtract the two like fractions:
3150/150 - 180/150 = 3150 - 180/150 = 2970/150 - After reducing the fraction, the answer is 99/5
- In mixed form: 194/5
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