Subtract 54/24 from 42/10
1st number: 4 2/10, 2nd number: 2 6/24
42/10 - 54/24 is 39/20.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 24 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 10 × 12 = 120,
42/10 = 42 × 12/10 × 12 = 504/120 - Likewise, for the 2nd fraction, since 24 × 5 = 120,
54/24 = 54 × 5/24 × 5 = 270/120 - Subtract the two like fractions:
504/120 - 270/120 = 504 - 270/120 = 234/120 - After reducing the fraction, the answer is 39/20
- In mixed form: 119/20
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