Subtract 30/8 from 70/50
1st number: 1 20/50, 2nd number: 3 6/8
70/50 - 30/8 is -47/20.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 50 and 8 is 200
Next, find the equivalent fraction of both fractional numbers with denominator 200 - For the 1st fraction, since 50 × 4 = 200,
70/50 = 70 × 4/50 × 4 = 280/200 - Likewise, for the 2nd fraction, since 8 × 25 = 200,
30/8 = 30 × 25/8 × 25 = 750/200 - Subtract the two like fractions:
280/200 - 750/200 = 280 - 750/200 = -470/200 - After reducing the fraction, the answer is -47/20
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