Subtract 3/28 from 90/75
1st number: 1 15/75, 2nd number: 3/28
90/75 - 3/28 is 153/140.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 28 is 2100
Next, find the equivalent fraction of both fractional numbers with denominator 2100 - For the 1st fraction, since 75 × 28 = 2100,
90/75 = 90 × 28/75 × 28 = 2520/2100 - Likewise, for the 2nd fraction, since 28 × 75 = 2100,
3/28 = 3 × 75/28 × 75 = 225/2100 - Subtract the two like fractions:
2520/2100 - 225/2100 = 2520 - 225/2100 = 2295/2100 - After reducing the fraction, the answer is 153/140
- In mixed form: 113/140
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