Subtract 70/50 from 3/15
1st number: 3/15, 2nd number: 1 20/50
3/15 - 70/50 is -6/5.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 50 is 150
Next, find the equivalent fraction of both fractional numbers with denominator 150 - For the 1st fraction, since 15 × 10 = 150,
3/15 = 3 × 10/15 × 10 = 30/150 - Likewise, for the 2nd fraction, since 50 × 3 = 150,
70/50 = 70 × 3/50 × 3 = 210/150 - Subtract the two like fractions:
30/150 - 210/150 = 30 - 210/150 = -180/150 - After reducing the fraction, the answer is -6/5
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