Subtract 4/45 from 90/25
1st number: 3 15/25, 2nd number: 4/45
90/25 - 4/45 is 158/45.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 25 and 45 is 225
Next, find the equivalent fraction of both fractional numbers with denominator 225 - For the 1st fraction, since 25 × 9 = 225,
90/25 = 90 × 9/25 × 9 = 810/225 - Likewise, for the 2nd fraction, since 45 × 5 = 225,
4/45 = 4 × 5/45 × 5 = 20/225 - Subtract the two like fractions:
810/225 - 20/225 = 810 - 20/225 = 790/225 - After reducing the fraction, the answer is 158/45
- In mixed form: 323/45
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