Middle School

How does \(\frac{20}{50}\) compare to 50 percent?

Jenny claims \(\frac{20}{50}\) is equivalent to \(\frac{70}{100}\) because "if I add 50 to the denominator to get to 100 and then add 50 to the numerator to get 70, the fraction becomes \(\frac{70}{100}\)." Explain why \(\frac{20}{50}\) and \(\frac{70}{100}\) are not equivalent proportions.

Answer :

To find equivalent fractions, multiply rather than add. As a result, 20/50 equals 40/100.

What is a fraction?

Any number of equal parts is represented by a fraction, which also represents a portion of a whole. A fraction is a number that is a component of a whole. By breaking a whole into a number of parts, it is evaluated.

Given that Jenny claims 20/50 is equivalent to 70/100 because if I add 50 to the denominator to get to 100 and then an additional 50 to the numerator to get 70 the faction becomes 70/100.

To calculate the equivalent fractions the numerator and the denominator are multiplied by the same numbers.

Here, Jenny claims 20/50 is equivalent to 70/100 because if I add 50 to the denominator to get to 100 and then an additional 50 to the numerator to get 70 the faction becomes 70/100 this claim is not true.

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