Rational Numbers. Powers and roots

# comparing fractions

To compare fractions:

- If they have the same denominator, the lower fraction is the fraction which has the lower numerator:

- If they have the same numerator, the lower fraction is the fraction which has the greater denominator:

- In another case, we reduce to common denominator and then we do like in the first case:

Example1:

Example 2:

**Exercise**.- Order these sets of numbers:

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