Understanding Decimal Notation and Fractions

This video tutorial introduces decimal notation, explaining how to read and write numbers in decimal form and convert them to fractional notation. It covers the use of base ten blocks to model decimals and provides examples of converting decimals to fractions, including simplification. The tutorial emphasizes understanding place value and the relationship between decimals and fractions.

What is the purpose of the decimal point in decimal notation?

• To show the end of a number

• To indicate the start of a new number

• To separate whole numbers from numbers less than one

• To separate numbers into even and odd

In base ten blocks, what does one flat represent?

• One thousandth

• One whole

• One tenth

• One hundredth

How many bits make up one whole in base ten blocks?

• One hundred

• One

• One thousand

• Ten

How would you express 4.3 as a mixed number?

• Four and three thousandths

• Four and three hundredths

• Four and three tenths

• Four and three wholes

What is the improper fraction form of 4.3?

• 43/100

• 43/10

• 43/1

• 43/1000

In the number 2.12, what does the '12' represent?

• Twelve wholes

• Twelve thousandths

• Twelve hundredths

• Twelve tenths

How can 2.12 be simplified as a fraction?

• 24/200

• 6/50

• 12/100

• 53/25

What is the common factor used to simplify the fraction 2.12?

• Four

• Three

• Five

• Two

In the number 1.125, what does the '125' represent?

• One hundred twenty-five hundredths

• One hundred twenty-five wholes

• One hundred twenty-five tenths

• One hundred twenty-five thousandths

What is the simplified fraction form of 1.125?

• 9/8

• 5/4

• 1/8

• 125/1000