Subtract 42/10 from 84/24
1st number: 3 12/24, 2nd number: 4 2/10
84/24 - 42/10 is -7/10.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 24 and 10 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 24 × 5 = 120,
84/24 = 84 × 5/24 × 5 = 420/120 - Likewise, for the 2nd fraction, since 10 × 12 = 120,
42/10 = 42 × 12/10 × 12 = 504/120 - Subtract the two like fractions:
420/120 - 504/120 = 420 - 504/120 = -84/120 - After reducing the fraction, the answer is -7/10
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