Word Problems using a Bar Model (aka Tape Diagram) and the RDW strategy we use in class: Word Problems using a Bar Diagram & RDWW
Lessons 1&2: Word Problems using a Bar Diagram & RDWW The value of a place in digit
Lesson 3: Using commas to write numbers
Lesson 4: Expanded Form
Lesson 5: Comparing digits with place value
Lesson 6: Number Patterns
Lesson 7: Rounding with a number line
Lesson 8&9: Rounding to a specific place with a number line
Lesson 10: Rounding in real life
Lesson11: Using place value to add
Lesson 12: Using rounding to check answers
Lesson 13: Using place value to subtract
Lesson 14& 15: Using the bar diagram to subtract
Lesson 16: Using the bar diagram in two step subtraction problems
Lesson 17: Using a tape diagram (aka bar model) to solve a comparative word problem
Lesson 18: Using rounding to check addition
Lesson 18: Using rounding to check subtraction
Lesson 19: Using variables in subtraction