Subtract 20/32 from 9/5
1st number: 1 4/5, 2nd number: 20/32
9/5 - 20/32 is 47/40.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 32 is 160
Next, find the equivalent fraction of both fractional numbers with denominator 160 - For the 1st fraction, since 5 × 32 = 160,
9/5 = 9 × 32/5 × 32 = 288/160 - Likewise, for the 2nd fraction, since 32 × 5 = 160,
20/32 = 20 × 5/32 × 5 = 100/160 - Subtract the two like fractions:
288/160 - 100/160 = 288 - 100/160 = 188/160 - After reducing the fraction, the answer is 47/40
- In mixed form: 17/40
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