Subtraction with Regrouping

Subtraction with Regrouping

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What do I do?

Steps (Goes in your math folder)

Math Notes

Together we will complete our math notes page.

Notes Page 1

Circle Map with vocabulary

Notes Page 2

Subtracting with Regrouping

Notes Page 3

Subtracting Across Zeros

(Standard Algorithm)

Notes Page 4

Subtracting Across Zeros

(Modified Algorithm)

Poll

 $74,765-26,591=$  

• 48,174

• 36,725

Solve the following with your partner:

• 822,450-80,124=

• 71,224-24,433=

• 899,394-27,594=

• 26,000-6,062=

• 29,000-5,626=

How did you do?

• 822,450-80,124= 742,326

• 71,224-24,433= 46,791

• 899,394-27,594= 881,440

• 26,000-6,062=19,938

• 29,000-5,626=23,374

Practice a few on your own:

• 221,162-36,018=

• 843,281-44,189=

• 48,446-42,029=

• 78,000-4,452=

• 91,000-7,865=

How did you do?

• 221,162-36,018= 185,144

• 843,281-44,189= 799,092

• 48,446-42,029= 6,417

• 78,000-4,452=73,548

• 91,000-7,685=83,315

Exit Ticket

Solve the following 5 problems on your paper.

Input your answers here. Make sure to show your work.

Turn in your paper to the math box.