Subtract 70/35 from 21/2
1st number: 10 1/2, 2nd number: 2 0/35
21/2 - 70/35 is 17/2.
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,
21/2 = 21 × 35/2 × 35 = 735/70 - Likewise, for the 2nd fraction, since 35 × 2 = 70,
70/35 = 70 × 2/35 × 2 = 140/70 - Subtract the two like fractions:
735/70 - 140/70 = 735 - 140/70 = 595/70 - After reducing the fraction, the answer is 17/2
- In mixed form: 81/2
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