Subtract 3 Digit Numbers. Students will need to use regrouping. Relate the strategy to a written method.
Align the numbers as an ordinary subtraction problem.
Align the numbers as an ordinary subtraction problem. 5 name part a b c subtract numbers mentally multipart lesson 1 get ready main idea i will make a hundred to subtract a threedigit number. Subtract 3 digit numbers in columns; Let us take one example to understand it better add the smallest 2 digit number to the smallest 1 digit number.