Subtract 20/42 from 35/32
1st number: 1 3/32, 2nd number: 20/42
35/32 - 20/42 is 415/672.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 32 and 42 is 672
Next, find the equivalent fraction of both fractional numbers with denominator 672 - For the 1st fraction, since 32 × 21 = 672,
35/32 = 35 × 21/32 × 21 = 735/672 - Likewise, for the 2nd fraction, since 42 × 16 = 672,
20/42 = 20 × 16/42 × 16 = 320/672 - Subtract the two like fractions:
735/672 - 320/672 = 735 - 320/672 = 415/672
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