Convert Fractions and Mixed Numbers to Decimals

This lesson teaches how to convert fractions and mixed numbers into decimals using the standard algorithm for decimal division. It covers the concepts of rational numbers, terminating and repeating decimals, and provides step-by-step examples of converting both fractions and mixed numbers into their decimal forms. The lesson emphasizes the importance of correctly identifying the dividend and divisor in division expressions and explains the difference between terminating and repeating decimals.

What is a terminating decimal?

• A decimal that is irrational

• A decimal that changes

• A decimal that repeats

• A decimal that ends

When converting 7/20 to a decimal, what is the first step?

• Multiply 7 by 20

• Add 7 and 20

• Divide 20 by 7

• Divide 7 by 20

What is the decimal equivalent of 7/20?

• 0.5

• 0.25

• 0.7

• 0.35

How do you convert a mixed number to an improper fraction?

• Multiply the whole number by the denominator and add the numerator

• Subtract the fraction from the whole number

• Add the whole number to the fraction

• Divide the whole number by the fraction

What is the decimal equivalent of 3 and 4/9?

• 3.444...

• 3.44

• 3.4

• 3.49