Subtract 20/70 from 15/6
1st number: 2 3/6, 2nd number: 20/70
15/6 - 20/70 is 31/14.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 6 and 70 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 6 × 35 = 210,
15/6 = 15 × 35/6 × 35 = 525/210 - Likewise, for the 2nd fraction, since 70 × 3 = 210,
20/70 = 20 × 3/70 × 3 = 60/210 - Subtract the two like fractions:
525/210 - 60/210 = 525 - 60/210 = 465/210 - After reducing the fraction, the answer is 31/14
- In mixed form: 23/14
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