Lobsters are Expensive

Morgan is often intrigued by the lobsters in the seafood aisle. I explained that lobsters are very expensive and that is why we seldom buy them. One day, we saw a customer buying large quantities of lobsters. I asked Morgan, "How much do you think all those lobsters cost?"

Conversation Starters

What does kg stand for?
How much is one kg of lobsters?
What is the total weight for the lobsters?
How can I figure out the cost for all the lobsters?

Connection to Learning

To understand that kilogram is a unit of measurement for weight.
To apply mathematic reasoning in real life situations.
To make connections between mathematic ideas related to money and weight.

Building Vocabulary

Kilogram
Cost per kg

Further Discussions

When we browsed through the produce aisle, Morgan noticed that the costs for fruits and vegetables were significantly less than lobsters. I encouraged Morgan to think about the reasons why lobsters are so much more expensive. "Where do lobsters live?"

View Connections