Understanding Percentages in Real-Life Scenarios

The video tutorial explains how to calculate the percentage of fat-free tortilla chip bags sold at Trader Joe's. It begins by presenting the problem of determining what percentage of the total bags sold were fat-free. The tutorial demonstrates two methods to solve this: converting a fraction to a percentage using a calculator and solving the problem using a percent equation. Both methods arrive at the conclusion that approximately 34% of the bags were fat-free. The video emphasizes understanding the conversion process and the use of algebraic equations to find percentages.

What is the total number of tortilla chip bags sold at Trader Joe's last month?

• 3,229

• 1,643

• 4,872

• 5,000

Tags

CCSS.4.NBT.B.4

How many of the tortilla chip bags were fat-free?

• 4,872

• 3,229

• 2,000

• 1,643

What is the first step in converting a fraction to a percentage?

• Multiply by 100

• Divide the numerator by the denominator

• Round to the nearest whole number

• Add a percent sign

Tags

CCSS.7.NS.A.2D

CCSS.8.NS.A.1

What is the decimal equivalent of the fraction 1,643/4,872?

• 0.67

• 0.50

• 0.25

• 0.34

What is the final percentage of fat-free bags after rounding?

• 33%

• 36%

• 34%

• 35%

Tags

CCSS.7.RP.A.2C

In the percent equation method, what does 'is' represent?

• Division

• Subtraction

• Addition

• Equals

Tags

CCSS.6.RP.A.3C

What variable is used to represent the unknown percentage in the percent equation?

• z

• p

• y

• x

Tags

CCSS.6.EE.B.7

What operation is performed to isolate the variable 'p' in the percent equation?

• Subtraction

• Addition

• Multiplication

• Division

What is the decimal form of the percentage 34%?

• 3.4

• 0.034

• 0.34

• 34.0

Which method was NOT mentioned as a way to solve the percentage problem?

• Percent proportion

• Percent equation

• Graphical analysis

• Fraction to percentage conversion