Subtract 30/8 from 40/60
1st number: 40/60, 2nd number: 3 6/8
40/60 - 30/8 is -37/12.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 60 and 8 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 60 × 2 = 120,
40/60 = 40 × 2/60 × 2 = 80/120 - Likewise, for the 2nd fraction, since 8 × 15 = 120,
30/8 = 30 × 15/8 × 15 = 450/120 - Subtract the two like fractions:
80/120 - 450/120 = 80 - 450/120 = -370/120 - After reducing the fraction, the answer is -37/12
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