Subtract 18/35 from 42/2
1st number: 21 0/2, 2nd number: 18/35
42/2 - 18/35 is 717/35.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 35 is 70
Next, find the equivalent fraction of both fractional numbers with denominator 70 - For the 1st fraction, since 2 × 35 = 70,
42/2 = 42 × 35/2 × 35 = 1470/70 - Likewise, for the 2nd fraction, since 35 × 2 = 70,
18/35 = 18 × 2/35 × 2 = 36/70 - Subtract the two like fractions:
1470/70 - 36/70 = 1470 - 36/70 = 1434/70 - After reducing the fraction, the answer is 717/35
- In mixed form: 2017/35
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