Subtract 4/32 from 90/5
1st number: 18 0/5, 2nd number: 4/32
90/5 - 4/32 is 143/8.
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,
90/5 = 90 × 32/5 × 32 = 2880/160 - Likewise, for the 2nd fraction, since 32 × 5 = 160,
4/32 = 4 × 5/32 × 5 = 20/160 - Subtract the two like fractions:
2880/160 - 20/160 = 2880 - 20/160 = 2860/160 - After reducing the fraction, the answer is 143/8
- In mixed form: 177/8
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