Subtract 80/60 from 30/45
1st number: 30/45, 2nd number: 1 20/60
30/45 - 80/60 is -2/3.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 60 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 45 × 4 = 180,
30/45 = 30 × 4/45 × 4 = 120/180 - Likewise, for the 2nd fraction, since 60 × 3 = 180,
80/60 = 80 × 3/60 × 3 = 240/180 - Subtract the two like fractions:
120/180 - 240/180 = 120 - 240/180 = -120/180 - After reducing the fraction, the answer is -2/3
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