Decimal Notation Example Problem

The video tutorial guides students through converting a number from scientific notation to decimal notation. It begins with a problem setup, encouraging students to pause and solve it independently. The teacher explains the concept of decimal notation and how it differs from scientific notation. A step-by-step solution is provided, demonstrating how to move the decimal point to convert the number. The tutorial concludes with the final answer and encouragement for students to try again if they didn't get it right.

What is the first step in solving the problem of converting 7 * 10 to the negative 4th into decimal notation?

• Add 4 to the number 7.

• Divide 7 by 10.

• Multiply 7 by 10.

• Write the number 7 and identify the decimal point.

What does a negative exponent indicate when converting a number from scientific to decimal notation?

• The number will remain the same.

• The number will become larger.

• The number will become negative.

• The number will become smaller.

How many places should the decimal point be moved to convert 7 * 10 to the negative 4th into decimal notation?

• 2 places to the right

• 4 places to the left

• 2 places to the left

• 4 places to the right

What is the final decimal notation of 7 * 10 to the negative 4th?

• 0.00007

• 0.007

• 0.0007

• 0.07

Why is it important to add zeros when moving the decimal point in scientific notation?

• To make the number larger

• To fill in blank spaces

• To change the number to a fraction

• To convert the number to a whole number