This is from Tools for NC Teachers. Students explore the value of a group of one type of coin and consider how changing the value of the coins changes the value of the group. This is remixable.

Task preview

Part 1:

You have a collection of 826 coins.

●      If the coins are pennies, what would be the value of your collection?

●      If the coins are dimes, what would be the value of your collection?

●      If they were dollars instead of coins, what would be the value of your collection? 

●      If they were ten dollar bills, what would be the value of your collection?

Part 2:

Look at the four values that you wrote for Part 1.

●      What do you notice about the value of your collections?

●      What pattern do you notice about the value of your collections?

●      Explain your thinking in words, pictures, or numbers.