Subtract 42/40 from 27/3
1st number: 9 0/3, 2nd number: 1 2/40
27/3 - 42/40 is 159/20.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 40 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 3 × 40 = 120,
27/3 = 27 × 40/3 × 40 = 1080/120 - Likewise, for the 2nd fraction, since 40 × 3 = 120,
42/40 = 42 × 3/40 × 3 = 126/120 - Subtract the two like fractions:
1080/120 - 126/120 = 1080 - 126/120 = 954/120 - After reducing the fraction, the answer is 159/20
- In mixed form: 719/20
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