Subtract 20/70 from 10/5
1st number: 2 0/5, 2nd number: 20/70
10/5 - 20/70 is 12/7.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 70 is 70
Next, find the equivalent fraction of both fractional numbers with denominator 70 - For the 1st fraction, since 5 × 14 = 70,
10/5 = 10 × 14/5 × 14 = 140/70 - Likewise, for the 2nd fraction, since 70 × 1 = 70,
20/70 = 20 × 1/70 × 1 = 20/70 - Subtract the two like fractions:
140/70 - 20/70 = 140 - 20/70 = 120/70 - After reducing the fraction, the answer is 12/7
- In mixed form: 15/7
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