Subtract 40/80 from 80/18
1st number: 4 8/18, 2nd number: 40/80
80/18 - 40/80 is 71/18.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 80 is 720
Next, find the equivalent fraction of both fractional numbers with denominator 720 - For the 1st fraction, since 18 × 40 = 720,
80/18 = 80 × 40/18 × 40 = 3200/720 - Likewise, for the 2nd fraction, since 80 × 9 = 720,
40/80 = 40 × 9/80 × 9 = 360/720 - Subtract the two like fractions:
3200/720 - 360/720 = 3200 - 360/720 = 2840/720 - After reducing the fraction, the answer is 71/18
- In mixed form: 317/18
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