Subtract 70/40 from 3/16
1st number: 3/16, 2nd number: 1 30/40
3/16 - 70/40 is -25/16.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 16 and 40 is 80
Next, find the equivalent fraction of both fractional numbers with denominator 80 - For the 1st fraction, since 16 × 5 = 80,
3/16 = 3 × 5/16 × 5 = 15/80 - Likewise, for the 2nd fraction, since 40 × 2 = 80,
70/40 = 70 × 2/40 × 2 = 140/80 - Subtract the two like fractions:
15/80 - 140/80 = 15 - 140/80 = -125/80 - After reducing the fraction, the answer is -25/16
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