Subtract 27/49 from 20/10
1st number: 2 0/10, 2nd number: 27/49
20/10 - 27/49 is 71/49.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 49 is 490
Next, find the equivalent fraction of both fractional numbers with denominator 490 - For the 1st fraction, since 10 × 49 = 490,
20/10 = 20 × 49/10 × 49 = 980/490 - Likewise, for the 2nd fraction, since 49 × 10 = 490,
27/49 = 27 × 10/49 × 10 = 270/490 - Subtract the two like fractions:
980/490 - 270/490 = 980 - 270/490 = 710/490 - After reducing the fraction, the answer is 71/49
- In mixed form: 122/49
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