Directions: Choose an archeological site and visit it. Solve the decimal multiplication or division problem to investigate the site further. Each site will have a piece of information you will need to discover the secret of the Mound Builders. Once you have all the pieces of information, use them to solve the final problem and discover the secret.

Adena site

 

Hopewell site

Mississippian site

 

 To discover the Secret of the Mound Builders, replace the letters in the formula with the code number found at each site.

 
Read this as: "R times T divided by V"
round to the nearest hundreth

 

Alpha | Return to Multiplication of Decimals | Return to Division of Decimals

story/art: mC