Percent of Change Worksheet for Teachers | Perfect for grades 3rd ... - Free Printable

Let’s solve each problem one by one.

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Problem 1: Shoes price increase from $50 to $65

Step 1: Find the amount of increase.
$65 - $50 = $15

Step 2: Divide the increase by the original amount.
$15 ÷ $50 = 0.3

Step 3: Convert to percent.
0.3 × 100 = 30%

✔ Percent increase = 30%

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Problem 2: Car’s value increased from $15,000 to $18,000

Step 1: Find the increase.
$18,000 - $15,000 = $3,000

Step 2: Divide by original value.
$3,000 ÷ $15,000 = 0.2

Step 3: Convert to percent.
0.2 × 100 = 20%

✔ Percent increase = 20%

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Problem 3: Temperature decreased from 80°F to 68°F

Step 1: Find the decrease.
80 - 68 = 12 degrees

Step 2: Divide by original temperature.
12 ÷ 80 = 0.15

Step 3: Convert to percent.
0.15 × 100 = 15%

✔ Percent decrease = 15%

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Problem 4: Students decreased from 500 to 450

Step 1: Find the decrease.
500 - 450 = 50 students

Step 2: Divide by original number.
50 ÷ 500 = 0.1

Step 3: Convert to percent.
0.1 × 100 = 10%

✔ Percent decrease = 10%

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Problem 5: City population increased from 500,000 to 600,000

Step 1: Find the increase.
600,000 - 500,000 = 100,000

Step 2: Divide by original population.
100,000 ÷ 500,000 = 0.2

Step 3: Convert to percent.
0.2 × 100 = 20%

✔ Percent increase = 20%

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Problem 6: Shirt price decreased from $30 to $25

Step 1: Find the decrease.
$30 - $25 = $5

Step 2: Divide by original price.
$5 ÷ $30 ≈ 0.1667

Step 3: Convert to percent.
0.1667 × 100 ≈ 16.67%

✔ Percent decrease ≈ 16.67% (or 16.7% if rounded)

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Final Answer:
Shoes: 30% increase
Car: 20% increase
Temperature: 15% decrease
Students: 10% decrease
Population: 20% increase
Shirt: 16.67% decrease