Decimal Operations and Effects

The video tutorial explains how to multiply and divide numbers by 10, focusing on moving decimal points to the right for multiplication and to the left for division. It provides examples and emphasizes pattern recognition in these operations, helping students understand the concept of place value and its impact on number size.

What happens to a number when you multiply it by 10?

• It becomes one-tenth of its original value.

• It becomes ten times smaller.

• It remains the same.

• It becomes ten times larger.

What is the effect on the decimal point when multiplying a number by 10?

• The decimal point moves one place to the left.

• The decimal point stays in the same place.

• The decimal point disappears.

• The decimal point moves one place to the right.

What happens to a number when you divide it by 10?

• It remains the same.

• It becomes one-tenth of its original value.

• It becomes ten times larger.

• It becomes ten times smaller.

What is the effect on the decimal point when dividing a number by 10?

• The decimal point disappears.

• The decimal point moves one place to the right.

• The decimal point stays in the same place.

• The decimal point moves one place to the left.

If you have the number 26, where is the decimal point?

• In front of the 2

• Between the 2 and 6

• After the 6

• There is no decimal point

What is 26 multiplied by 10?

• 2.6

• 260

• 26

• 2600

When multiplying 26 by 10, what happens to the decimal point?

• It disappears.

• It moves one place to the left.

• It moves one place to the right.

• It stays in the same place.

What is 26 divided by 10?

• 2.6

• 26

• 260

• 0.26

When dividing 26 by 10, what happens to the decimal point?

• It stays in the same place.

• It disappears.

• It moves one place to the right.

• It moves one place to the left.

What is 9 tenths multiplied by 10?

• 0.9

• 9.0

• 90

• 9