Subtracting with Regrouping: Mastering 3-Digit Numbers

What is the first step when subtracting across zeros?

• Start in the thousands place

• Start in the tens place

• Start in the hundreds place

• Start in the ones place

In the first example, what do you do when you cannot subtract 4 from 0?

• Move to the hundreds place

• Add 10 to the ones place

• Subtract 4 directly

• Borrow from the tens place

In the second example, what is the result of 400 minus 138?

• 262

• 272

• 282

• 292

How do you check your subtraction answer?

• By multiplying the numbers

• By dividing the numbers

• By adding the subtrahend to the difference

• By subtracting the difference from the minuend

In the third example, what do you do when you encounter a zero in the tens place?

• Subtract directly

• Box the numbers and regroup

• Ignore the zero

• Add 10 to the tens place

What is the result of 347 minus 92?

• 265

• 255

• 285

• 275

In the fourth example, what is the result of 806 minus 327?

• 479

• 489

• 499

• 509

When subtracting 7 from 16, what is the result?

• 8

• 9

• 10

• 11

In the final example, what is the result of 800 minus 365?

• 425

• 435

• 445

• 455

What is the result of 704 minus 536?

• 178

• 168

• 188

• 158