Subtract 30/80 from 80/20
1st number: 4 0/20, 2nd number: 30/80
80/20 - 30/80 is 29/8.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 80 is 80
Next, find the equivalent fraction of both fractional numbers with denominator 80 - For the 1st fraction, since 20 × 4 = 80,
80/20 = 80 × 4/20 × 4 = 320/80 - Likewise, for the 2nd fraction, since 80 × 1 = 80,
30/80 = 30 × 1/80 × 1 = 30/80 - Subtract the two like fractions:
320/80 - 30/80 = 320 - 30/80 = 290/80 - After reducing the fraction, the answer is 29/8
- In mixed form: 35/8
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