Subtract 12/32 from 42/2
1st number: 21 0/2, 2nd number: 12/32
42/2 - 12/32 is 165/8.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 32 is 32
Next, find the equivalent fraction of both fractional numbers with denominator 32 - For the 1st fraction, since 2 × 16 = 32,
42/2 = 42 × 16/2 × 16 = 672/32 - Likewise, for the 2nd fraction, since 32 × 1 = 32,
12/32 = 12 × 1/32 × 1 = 12/32 - Subtract the two like fractions:
672/32 - 12/32 = 672 - 12/32 = 660/32 - After reducing the fraction, the answer is 165/8
- In mixed form: 205/8
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