Respuesta :

Sarah06109

Answer:

About 12.68% increase

Step-by-step explanation:

Percent change can be found using:

difference between the values/original value

Difference:

The difference between 71 and 80

80-71=9

Percent Change:

difference/original

The difference is 9, and the original is 71

9/71= 0.12676056338

Convert to a percent by multiplying by 100

0.12676056338*100=12.676056338

Round the nearest hundreth: 12.68

About 12.68% increase

helloshimmeritsme

Answer:

12.67 percent

Step-by-step explanation:

To calculate percent change you use the following formula:

[tex]\frac{b - a}{|a|} * 100[/tex]

a = 71 (The first value)

b = 80 (The second value)

Plug the values into the formula.

[tex]\frac{80 - 71}{|71|} * 100[/tex]

[tex]\frac{9}{|71|} * 100[/tex]

[tex]0.1267 * 100[/tex]

[tex]12.67[/tex]

The percent change is 12.67 percent.

Hope this helped! :)

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