Subtract 90/40 from 30/3
1st number: 10 0/3, 2nd number: 2 10/40
30/3 - 90/40 is 31/4.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 40 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 3 × 40 = 120,
30/3 = 30 × 40/3 × 40 = 1200/120 - Likewise, for the 2nd fraction, since 40 × 3 = 120,
90/40 = 90 × 3/40 × 3 = 270/120 - Subtract the two like fractions:
1200/120 - 270/120 = 1200 - 270/120 = 930/120 - After reducing the fraction, the answer is 31/4
- In mixed form: 73/4
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