Understand Place Value Through Hundred Thousands Unit of Study: 5 Global Concept Guide: 2 of 5

Content Development  Approximately 5 days should be spent on students representing numbers flexibly in more than one way to deepen their understanding of place value and the relationships between the places in the base-ten system.  In the base-ten system, each place to the left is 10 times greater than the place to its right.  Instruction should focus on helping students to choose the most efficient representation of a number to solve a given problem.

Day 1  The focus of day 1 is students will be representing 4 digit numbers in different ways.  Examples: Number of Blocks CubesFlatsRodsUnits 1, ,

Day 2 and Day 3  The focus of Day 2 and Day 3 are for students to represent numbers using word form, expanded form, and standard form.  Examples:

Day 4  The focus of Day 4 is for students to find patterns to solve real world text problems.  The students extend their understanding of place value to 5- and 6-digit numbers.  If students have a difficulty reading 6-digit numbers, have them put a sheet of paper to the right of the comma. Read the number like ay other 3-digit number and say thousand at the comma. Then read the rest of the number.  Students should not be using the word “and” when reading a whole number. “And” is used when reading fractions and decimals.

Enrich/Reteach/Intervention  For Reteach students use:  Reteach activity on p. 13B in TE  Reteach activity on p. 17B in TE  Reteach activity on p. 21B in TE  For Enrich students use:  E3  Enrich Activity on p. 17B in TE  E5