Subtract 5/90 from 50/80
50/80 - 5/90 is 41/72.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 80 and 90 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 90 × 8 = 720,
5/90 = 5 × 8/90 × 8 = 40/720 - Subtract the two like fractions:
450/720 - 40/720 = 450 - 40/720 = 410/720 - After reducing the fraction, the answer is 41/72
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