Subtract 45/50 from 20/8
1st number: 2 4/8, 2nd number: 45/50
20/8 - 45/50 is 8/5.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 50 is 200
Next, find the equivalent fraction of both fractional numbers with denominator 200 - For the 1st fraction, since 8 × 25 = 200,
20/8 = 20 × 25/8 × 25 = 500/200 - Likewise, for the 2nd fraction, since 50 × 4 = 200,
45/50 = 45 × 4/50 × 4 = 180/200 - Subtract the two like fractions:
500/200 - 180/200 = 500 - 180/200 = 320/200 - After reducing the fraction, the answer is 8/5
- In mixed form: 13/5
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