Subtract 30/80 from 4/2
1st number: 2 0/2, 2nd number: 30/80
4/2 - 30/80 is 13/8.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 80 is 80
Next, find the equivalent fraction of both fractional numbers with denominator 80 - For the 1st fraction, since 2 × 40 = 80,
4/2 = 4 × 40/2 × 40 = 160/80 - Likewise, for the 2nd fraction, since 80 × 1 = 80,
30/80 = 30 × 1/80 × 1 = 30/80 - Subtract the two like fractions:
160/80 - 30/80 = 160 - 30/80 = 130/80 - After reducing the fraction, the answer is 13/8
- In mixed form: 15/8
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