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Numbers Base Ten Background Review
Using Base Ten Blocks to understand the value of a digit:
Place Value with Base Ten Blocks
Using Place Value Disks to understand the value of a digit: Place Value with Place Value Disks and Base Ten Blocks
Word Problems using a Bar Model and the RDWW strategy we use in class:
Read the word problem and underline information needed to solve problem
Draw a picture to represent the problem
Write a number sentence to represent your drawing
Write an explanation of your answer to check Word Problems using a Bar Diagram and RDWW
MODULE 1 Word Problems using a Bar Diagram and RDWW
Lessons 1 and 2: Each place on a Place Value Chart is 10 times larger than the place to the right The value of a place in digit
Lessons 1 and 2: Each place on a Place Value Chart is 10 times smaller than the place to the left. The value of a place in digit
Lesson 3: Write numbers in word form and standard for with the help of commas Using commas to write numbers
Lesson 4: Using place value to write numbers in expanded form Expanded Form
Lesson 5: Using <, >, = symbols and place value to compare digits Comparing digits with place value
Lesson 6: Finding, 1, 10 or 100 thousand more or less than a given digit Number Patterns
Lesson 7: Use a number line model to round Rounding with a Number Line
Lessons 8 and 9: Using anumber line to round to a specific place. Remember - number lines can be drawn horizontally and vertically. Rounding to a specific place with a number line
Lesson 10: Rounding with real world problems Rounding in real life
Lesson 11: Using place value to understand the addition algorithm Using place value to add
Lesson 12: Using rounding to check for the reasonableness of your sum Using rounding to check answers
Lesson 13: Using place value to understand the subtraction algorithm Using place value to subtract
Lesson 14 and 15: Using the bar diagram to subtract Using the bar diagram to subtract
Lesson 16: Solve two step real world word problems with bar diagram (tape diagram) Using the bar diagram in two step subtraction problems
Lesson 17: Using a bar model to solve a comparison word problem Using a tape diagram (bar model) to solve a comparitive word problem
Lesson 18: Using rounding to check for reasonableness of addition word problem Using rounding to check addition
Lesson 18: Using rounding to check for reasonableness of subtraction word problem Using rounding to check subtraction
Lesson 19: Solve addition word problems using a variable Using variables in addition
Lesson 19: Solve subtraction word problems using a variable Using variables in subtraction
