Subtract 42/5 from 84/9
1st number: 9 3/9, 2nd number: 8 2/5
84/9 - 42/5 is 14/15.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 5 is 45
Next, find the equivalent fraction of both fractional numbers with denominator 45 - For the 1st fraction, since 9 × 5 = 45,
84/9 = 84 × 5/9 × 5 = 420/45 - Likewise, for the 2nd fraction, since 5 × 9 = 45,
42/5 = 42 × 9/5 × 9 = 378/45 - Subtract the two like fractions:
420/45 - 378/45 = 420 - 378/45 = 42/45 - After reducing the fraction, the answer is 14/15
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