Understanding Place Value and Basic Operations

This video tutorial teaches how to add and subtract 10 using a place value model. It reviews the concept of hundreds, tens, and ones, and demonstrates how to perform addition and subtraction with regrouping. The tutorial includes examples and practice problems to reinforce understanding, highlighting common mistakes and emphasizing the importance of place value in calculations.

What is the value of the digit '2' in the number 222 when considering its place value?

• Two thousand

• Twenty

• Two hundred

• Two

How can the number 34 be expressed in expanded form?

• 30 + 4

• 34 + 0

• 40 - 6

• 3 + 4

What is the result of adding 10 to 92?

• 112

• 100

• 102

• 92

Which of the following is a common mistake when adding 10 to a number?

• Adding 10 to the thousands place

• Adding 10 to the ones place

• Adding 10 to the tens place

• Adding 10 to the hundreds place

What is the result of subtracting 10 from 104?

• 100

• 90

• 104

• 94

When subtracting 10 from a number, which digit typically changes?

• Tens

• Hundreds

• Ones

• Thousands

What is 97 plus 10?

• 107

• 97

• 117

• 100

What is 108 minus 10?

• 108

• 98

• 90

• 100

What is the result of adding 10 to 90?

• 80

• 90

• 110

• 100

What is 106 minus 10?

• 90

• 100

• 106

• 96