IM 6.5.1 Practice: Using Decimals in a Shopping Context
Mai had $14.50. She spent $4.35 at the snack bar and $5.25 at the arcade. What is the exact amount of money Mai has left?
A large cheese pizza costs $7.50. Diego has $40 to spend on pizzas. How many large cheese pizzas can he afford? Explain or show your reasoning.
Tickets to a show cost $5.50 for adults and $4.25 for students. A family is purchasing 2 adult tickets and 3 student tickets.
Estimate the total cost.
What is the exact cost?
If the family pays $25, what is the exact amount of change they should receive?
Chicken costs $3.20 per pound, and beef costs $4.59 per pound. Answer each question and show your reasoning.
What is the exact cost of 3 pounds of chicken?
What is the exact cost of 3 pound of beef?
How much more does 3 pounds of beef cost than 3 pounds of chicken?
How many -liter glasses can Lin fill with a -liter bottle of water?
How many -liter bottles of water does it take to fill a 16-liter jug?
Let the side length of each small square on the grid represents 1 unit. Draw two different triangles in the applet below, each with base units and area units. Why does each of your triangles have area 19 units? Explain or show your reasoning.