Converting Fractions to Percentages

The video tutorial explains how to convert fractions into percentages, starting with simple examples and moving to more complex fractions like 4/9. It demonstrates the use of a calculator to aid in conversion, emphasizing the importance of multiplying by 100% to maintain the original value. The tutorial also covers recurring decimals and how to express them neatly using dot notation.

What is the percentage equivalent of the fraction 3/10?

• 40%

• 50%

• 30%

• 20%

Why is it difficult to convert 4/9 into a percentage directly?

• Because there is no whole number to multiply 9 to get 100

• Because 4/9 is a mixed number

• Because 4/9 is already a percentage

• Because 4/9 is an improper fraction

What button on the calculator helps convert a fraction to a decimal?

• AC

• ON

• M+

• SD

What is the decimal representation of 4/9?

• 0.5555...

• 0.4444...

• 0.6666...

• 0.7777...

Why do we multiply by 100% when converting a decimal to a percentage?

• To change the number

• To keep the number the same

• To make the number smaller

• To make the number larger

How many times do you move the decimal point when multiplying by 100?

• Three times

• Twice

• Once

• Four times

What does the dot notation indicate in a decimal?

• The decimal is repeating

• The decimal is a whole number

• The decimal is irrational

• The decimal is finite

What is the percentage form of 0.4444...?

• 44.444...%

• 44.4%

• 44.4444%

• 44.44%

What is the purpose of using a calculator in this conversion process?

• To simplify the fraction

• To check the fraction's validity

• To convert the fraction to a decimal

• To directly get the percentage

What is the final step in converting a fraction to a percentage?

• Divide by 100%

• Multiply by 100%

• Multiply by 100

• Divide by 100