Subtract 45/4 from 42/32
1st number: 1 10/32, 2nd number: 11 1/4
42/32 - 45/4 is -159/16.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 32 and 4 is 32
Next, find the equivalent fraction of both fractional numbers with denominator 32 - For the 1st fraction, since 32 × 1 = 32,
42/32 = 42 × 1/32 × 1 = 42/32 - Likewise, for the 2nd fraction, since 4 × 8 = 32,
45/4 = 45 × 8/4 × 8 = 360/32 - Subtract the two like fractions:
42/32 - 360/32 = 42 - 360/32 = -318/32 - After reducing the fraction, the answer is -159/16
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