LKM Matematika Realistik

Without knowing the price of a pair of glasses or a calculator, can you determine which item is more expensive? Explain how.

How many calculators can you buy with $50?

What is the price of a pair of glasses? Explain your reasoning.

Which is more expensive, a hat or an umbrella? How much more expensive is it?

Use the two images above to create a new combination of an umbrella and a hat. Write down the cost of the combination.

Create a group consisting only of hats or umbrellas. Then find out their prices.

What is the price of one umbrella? One hat?

Austin bought two T-shirts and one jacket for a total of $30. When he got home, he regretted his purchase. He decided to exchange one T-shirt for another jacket. Austin can do this, but he has to pay $6 more because the jacket is more expensive than the T-shirt. What is the price of each item? Explain your reasoning.

A spent $8 on four clipboards and eight pencils. B spent $7 on three clipboards and 10 pencils. B wants to exchange two pencils with A for a clipboard. Is that a fair exchange? If not, who should pay the difference, and how much is it?

What is the price of a pencil? What is the price of a clipboard? Explain your reasoning.