Calculating Meal Cost with Tip

The video tutorial explains how to calculate the total cost of a meal including a 15% tip. It begins by setting up the problem, calculating the tip using a percentage, rounding the result to two decimal places, and finally adding the tip to the original meal cost to find the total amount to be paid.

What was the total cost of the meal before adding the tip?

• $45.00

• $40.00

• $35.68

• $30.00

What percentage of the meal cost did Qing's mom decide to tip?

• 15%

• 25%

• 20%

• 10%

How do you convert a percentage to a decimal for calculation purposes?

• Move the decimal point two places to the left

• Multiply by 100

• Move the decimal point one place to the right

• Add a zero at the end

What is the calculated tip amount before rounding?

• $5.40

• $5.352

• $5.35

• $5.30

Which digit do you look at to decide whether to round up or stay the same?

• The digit before the decimal

• The third digit after the decimal

• The second digit after the decimal

• The first digit after the decimal

What is the rounded tip amount?

• $5.36

• $5.33

• $5.34

• $5.35

What is the purpose of rounding the tip amount?

• To increase the tip amount

• To decrease the tip amount

• To match real-world currency usage

• To make the calculation easier

What is the final step in calculating the total cost of the meal?

• Subtract the tip from the meal cost

• Multiply the tip by the meal cost

• Divide the tip by the meal cost

• Add the tip to the meal cost

What is the total cost of the meal including the tip?

• $43.00

• $42.00

• $41.03

• $40.00

Which of the following is NOT a step in calculating the total meal cost?

• Adding the tip to the meal cost

• Rounding the tip

• Writing the initial question

• Subtracting the tip from the meal cost