Subtract 30/80 from 8/9
8/9 - 30/80 is 37/72.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 80 is 720
Next, find the equivalent fraction of both fractional numbers with denominator 720 - For the 1st fraction, since 9 × 80 = 720,
8/9 = 8 × 80/9 × 80 = 640/720 - Likewise, for the 2nd fraction, since 80 × 9 = 720,
30/80 = 30 × 9/80 × 9 = 270/720 - Subtract the two like fractions:
640/720 - 270/720 = 640 - 270/720 = 370/720 - After reducing the fraction, the answer is 37/72
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