Subtract 12/75 from 90/30
1st number: 3 0/30, 2nd number: 12/75
90/30 - 12/75 is 71/25.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 75 is 150
Next, find the equivalent fraction of both fractional numbers with denominator 150 - For the 1st fraction, since 30 × 5 = 150,
90/30 = 90 × 5/30 × 5 = 450/150 - Likewise, for the 2nd fraction, since 75 × 2 = 150,
12/75 = 12 × 2/75 × 2 = 24/150 - Subtract the two like fractions:
450/150 - 24/150 = 450 - 24/150 = 426/150 - After reducing the fraction, the answer is 71/25
- In mixed form: 221/25
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