Mod 5 test 1A(Missing %, % to dec, % of a num, mark up and down

Mod 5 test 1A(Missing %, % to dec, % of a num, mark up and down

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Flashcard

Mathematics

7th Grade

Hard

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15 questions

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1.

FLASHCARD QUESTION

Front

What is the formula to calculate percent of change?

Back

Percent of Change = (New Value - Old Value) / Old Value × 100

2.

FLASHCARD QUESTION

Front

If a product originally costs $200 and is marked down to $150, what is the percent decrease?

Back

Percent Decrease = (200 - 150) / 200 × 100 = 25% decrease

3.

FLASHCARD QUESTION

Front

How do you convert a percentage to a decimal?

Back

To convert a percentage to a decimal, divide by 100. For example, 25% = 0.25.

4.

FLASHCARD QUESTION

Front

What is 15% of $293?

Back

15% of $293 = 0.15 × 293 = $43.95

5.

FLASHCARD QUESTION

Front

If a toy costs $250 and has a 20% discount, what is the sale price?

Back

Sale Price = Original Price - (Discount × Original Price) = 250 - (0.20 × 250) = $200

6.

FLASHCARD QUESTION

Front

What is the total discount if a toy is first discounted by 20% and then an additional 50%?

Back

Total Discount = Original Price - (Original Price × 0.20) × 0.50 = $250 - ($200 × 0.50) = $100

7.

FLASHCARD QUESTION

Front

If 20% of 15 expo markers are blue, how many markers are blue?

Back

Number of Blue Markers = 20% of 15 = 0.20 × 15 = 3 markers

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