This multiplying decimals unit was created to be used as Guided Lessons and aligned with TN Math Standards 5.NBT.B.7. The presentation, The Case of the MIssing Dot, contains 45 slides and is divided into a four day unit format, but can easily be adjusted to suit your timeline. Using the theme of a mystery case, you can use it as Guided Practice along with your instruction. It could also be assigned to students as review and test preparation.

Topics Covered in the Guided Lessons

• The location of the decimal changes a number's value.
• Real World situations using decimals
• Multiplying decimals makes the value increase, while moving the decimal to the right
• Dividing decimals makes the value decrease, while moving the decimal to the left
• Multiplying by powers of ten
• Procedure to use when placing the decimal in the product
• Chant to remember the procedure
• Rounding to estimate
• Underestimates and overestimates
• LOADS of multiplying decimals equations for students to complete
• Find the number that makes an equation true
• Error analysis
• Multiple select questions for TCAP preparation
• Using area models to solve equations
• Multiplying decimals on number lines
• Higher order word problems