Percent Word Problems Challenge

This video tutorial covers solving word problems involving percents using proportions. It reviews setting up proportions, identifying parts and wholes, and solving for unknowns. Examples include calculating percents of numbers, determining discounts, and solving real-world problems like medicine dosages and sale prices. The tutorial emphasizes understanding context and using cross-multiplication to find solutions.

What is the first step in solving a word problem involving percents?

• Multiply the numbers

• Set up a proportion

• Divide the numbers

• Guess the answer

In the proportion method, what does the 'is' word indicate?

• The percent

• The whole

• The part

• The total

If 25 is what percent of 90, what is the correct proportion setup?

• 25/100 = x/90

• 25/x = 90/100

• x/25 = 90/100

• 25/90 = x/100

What is the result of solving the proportion 25/90 = x/100?

• 100%

• 27.8%

• 25%

• 90%

In the problem '13 is 45% of what number?', what is the whole?

• 13

• 100

• 45

• x

What is the discount amount on a pack of notebooks originally priced at $8 with a 15% discount?

• $1.20

• $0.80

• $2.00

• $1.50

If an employee burned 55 cookies, which is 25% of the day's production, how many cookies were planned to be baked?

• 100

• 200

• 220

• 250

What is the sale price of a sweatshirt originally priced at $60 with a 30% discount?

• $45

• $30

• $42

• $18

What is the importance of re-reading the problem when solving word problems?

• To check for spelling errors

• To guess the answer

• To make the problem longer

• To find the important information

What should you do after finding the discount amount in a sale problem?

• Subtract it from the original price

• Add it to the original price

• Multiply it by 100

• Divide it by the original price