Unit 3

*Please note that this unit will continue into 2nd quarter.

• We will be working with word problems on all of the skills below! Students need to be able to show their work, explain their thinking, and tell which strategy they are using.

• Addition & Subtraction with regrouping. Must be able to demonstrate different strategies. See below strategy guides.

• Estimation & Rounding ~ Students need to be able to round to the nearest ten and hundred, make reasonable estimates based on rounding, and remember that estimation means NOT solving the regular way!

Videos From the County:

• Whole Number Place Value Addition with Regrouping (two digit numbers)

• Whole Number Place Value Addition without Regrouping (three digit numbers)

• Whole Number Place Value Addition with Regrouping (three digit numbers)

• Whole Number Show All Totals Addition

• Whole Number Addition on the Number Line

• Whole Number Place Value Subtraction without Ungrouping

• Whole Number Place Value Subtraction with Ungrouping

• Whole Number Expanded Form Subtraction

• Whole Number Subtraction on the Number Line