Understanding Decimals and Square Roots

The video tutorial explains how to simplify square roots of decimal numbers by relating them to whole numbers and using fractions. It covers three examples: the square roots of 0.64, 0.09, and 1.44. Each example demonstrates how to convert decimals to fractions and use known square roots of whole numbers to simplify the expressions. The tutorial emphasizes understanding the relationship between decimals and fractions in the context of square roots.

What is the square root of 0.64?

• 0.9

• 0.8

• 0.7

• 0.6

Which of the following is equal to the square root of 64?

• 6

• 7

• 8

• 9

How can 0.64 be expressed as a fraction?

• 16/25

• 32/50

• 64/100

• 64/10

What is the decimal equivalent of four-fifths?

• 0.9

• 0.6

• 0.7

• 0.8

What is the square root of 0.09?

• 0.4

• 0.5

• 0.3

• 0.2

Which number squared equals 9?

• 5

• 4

• 3

• 2

How can 0.09 be expressed as a fraction?

• 1/9

• 9/10

• 3/10

• 9/100

What is the decimal equivalent of three-tenths?

• 0.2

• 0.3

• 0.4

• 0.5

What is the square root of 1.44?

• 1.4

• 1.1

• 1.2

• 1.3

Which number squared equals 144?

• 12

• 10

• 13

• 11