Subtract 56/36 from 50/80
1st number: 50/80, 2nd number: 1 20/36
50/80 - 56/36 is -67/72.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 80 and 36 is 720
Next, find the equivalent fraction of both fractional numbers with denominator 720 - For the 1st fraction, since 80 × 9 = 720,
50/80 = 50 × 9/80 × 9 = 450/720 - Likewise, for the 2nd fraction, since 36 × 20 = 720,
56/36 = 56 × 20/36 × 20 = 1120/720 - Subtract the two like fractions:
450/720 - 1120/720 = 450 - 1120/720 = -670/720 - After reducing the fraction, the answer is -67/72
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Related: 50/80-56/72