Subtract 40/84 from 90/25
1st number: 3 15/25, 2nd number: 40/84
90/25 - 40/84 is 328/105.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 25 and 84 is 2100
Next, find the equivalent fraction of both fractional numbers with denominator 2100 - For the 1st fraction, since 25 × 84 = 2100,
90/25 = 90 × 84/25 × 84 = 7560/2100 - Likewise, for the 2nd fraction, since 84 × 25 = 2100,
40/84 = 40 × 25/84 × 25 = 1000/2100 - Subtract the two like fractions:
7560/2100 - 1000/2100 = 7560 - 1000/2100 = 6560/2100 - After reducing the fraction, the answer is 328/105
- In mixed form: 313/105
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