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Zorluk: KolayPercentages, Percent Change, and Interest

An employee's hourly wage increased from $20.00\$20.00 to $25.00\$25.00. What was the percent increase in the employee's hourly wage?

Cevap: 25 %

Cevap

The percent increase in the employee's hourly wage is 25%25\%.
The percent increase is calculated using the formula Percent Increase=New ValueOriginal ValueOriginal Value×100%\text{Percent Increase} = \frac{\text{New Value} - \text{Original Value}}{\text{Original Value}} \times 100\%. Substituting the given values gives 252020×100%=520×100%=25%\frac{25 - 20}{20} \times 100\% = \frac{5}{20} \times 100\% = 25\%.

Adım Adım Çözüm

1
Calculate the absolute increase in hourly wage
Increase = $25.00$20.00=$5.00\$25.00 - \$20.00 = \$5.00
Percent change is calculated relative to the absolute change from the initial value.
2
Calculate the percent change using the original wage as the base
Percent Increase=$5.00$20.00×100%=25%\text{Percent Increase} = \frac{\$5.00}{\$20.00} \times 100\% = 25\%
The formula for percent change is Amount of ChangeOriginal Amount×100%\frac{\text{Amount of Change}}{\text{Original Amount}} \times 100\%.

Anahtar Kavram

Percent Change Formula
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