Three Digit Addition and Subtraction Regrouping

Rearranging place values when you carry in addition or borrow in subtraction is called...

• rounding

• factoring

• comparing

• regrouping

The answer to an addition problem is the...

• sum

• difference

• product

• quotient

What is the special trick used when the bottom digit is bigger than the top digit in the ones column?

• Regrouping

• Multiplying

• Adding

• Dividing

What do you do when the bottom digit is bigger than the top digit in the ones column?

• Add one to the top digit

• Subtract one from the bottom digit

• Regroup

• Ignore the problem

• 340

• 343

• 355

• 433

• 398

• 312

• 202

• 212

• 6
• 60
• 226
• 0

• 239
• 230
• 170
• 160

• 542
• 662
• 894
• 642