Subtract 9/90 from 80/32
1st number: 2 16/32, 2nd number: 9/90
80/32 - 9/90 is 12/5.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 32 and 90 is 1440
Next, find the equivalent fraction of both fractional numbers with denominator 1440 - For the 1st fraction, since 32 × 45 = 1440,
80/32 = 80 × 45/32 × 45 = 3600/1440 - Likewise, for the 2nd fraction, since 90 × 16 = 1440,
9/90 = 9 × 16/90 × 16 = 144/1440 - Subtract the two like fractions:
3600/1440 - 144/1440 = 3600 - 144/1440 = 3456/1440 - After reducing the fraction, the answer is 12/5
- In mixed form: 22/5
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