Subtract 5/35 from 84/42
1st number: 2 0/42, 2nd number: 5/35
84/42 - 5/35 is 13/7.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 35 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 42 × 5 = 210,
84/42 = 84 × 5/42 × 5 = 420/210 - Likewise, for the 2nd fraction, since 35 × 6 = 210,
5/35 = 5 × 6/35 × 6 = 30/210 - Subtract the two like fractions:
420/210 - 30/210 = 420 - 30/210 = 390/210 - After reducing the fraction, the answer is 13/7
- In mixed form: 16/7
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