Understanding Percentages

The video tutorial explains how to calculate 1% of 138 billion by moving the decimal point two places to the left. It starts by establishing that 100% of 138 billion is 138 billion itself. The instructor then demonstrates the process of moving the decimal point to convert 100% to 1%, resulting in 1.38 billion. The tutorial concludes with a confirmation of the result, ensuring the viewer understands the method used.

What is the first step in finding 1% of a number?

• Add two zeros to the number

• Multiply the number by 100

• Divide the number by 100

• Move the decimal point two places to the left

If 100% of a number is 138 billion, what is 1%?

• 138 million

• 13.8 billion

• 1.38 million

• 1.38 billion

How many places do you move the decimal to convert 100% to 1%?

• One place to the right

• Two places to the left

• Two places to the right

• Three places to the left

What is the result of moving the decimal two places to the left in 138 billion?

• 1.38

• 138

• 1,380

• 13.8

What is the final value of 1% of 138 billion?

• 13.8

• 1,380

• 138

• 1.38