Understanding Place Value: Adding and Subtracting 100

The video tutorial explains how to add and subtract 100 from a number using a place value grid. It provides examples of both operations, focusing on changes in the hundreds column. The tutorial also includes a problem-solving exercise to find the middle number between two given amounts.

What happens to the hundreds digit when you add 100 to the number 261?

• It doubles

• It stays the same

• It increases by 1

• It decreases by 1

If you add 100 to the number 137, what will the new number be?

• 137

• 237

• 337

• 437

When you subtract 100 from 561, what is the new number?

• 561

• 361

• 461

• 661

If you take away 100 from 614, what will the hundreds digit become?

• 3

• 5

• 4

• 6

What number should be placed between 123 and 323?

• 223

• 323

• 423

• 523