Decimals Mini-Lesson: Tenths and Hundredths

Today, the fractions we will be looking at are called decimal fractions. Decimal Fractions have denominators that are multiples of 10. These are decimal fractions:

We are also going to learn how to read and recognize decimal numbers to the hundredths.

Writing decimals is a different way of writing fractions.

Just like fractions, decimals also represent a part that is less than a whole.

When writing decimal numbers, you need to place numbers to the right of a decimal point..56

When writing decimal numbers, you need to place numbers to the right of a decimal point

When writing decimal numbers, you need to place numbers to the right of a decimal point

When writing decimal numbers, you need to place numbers to the right of a decimal point

When writing decimal numbers, you need to place numbers to the right of a decimal point

When writing decimal numbers, you need to place numbers to the right of a decimal point

HundredsTensOnesTenths Hundredths This is a place value chart that represents the decimal places: tenths and hundredths. and

HundredsTensOnes Tenths Hundredths This underlined number is in the tenths place and represents 5 tenths. and

5 tenths is the same as: 0.5

HundredsTensOnesTenths Hundredths This underlined number is in the hundredths place and represents 6 hundredths. and

6 hundredths is the same as: 0.06

Let’s Practice!

Which of the following is equal to ?.05.5 or

Which of the following is equal to ?.05.5 or

Which of the following is equal to ?.1.01 or

Which of the following is equal to ?.1.01 or

Which of the following is equal to ?.09.9 or

Which of the following is equal to ?.09.9 or

Which of the following is equal to ? or

Which of the following is equal to ? or

How do you say the following decimal? 0.2

How do you say the following decimal? 0.2 Two Tenths

How do you say the following decimal? 0.7

How do you say the following decimal? 0.7 Seven Tenths

How do you say the following decimal? 0.08

How do you say the following decimal? 0.08 Eight Hundredths

How do you say the following decimal? 0.75

How do you say the following decimal? 0.75 Seventy-Five Hundredths

Let’s look at decimal equivalents

0.4 is equivalent to 0.40 =

0.9 is equivalent to 0.90 =

0.1 is equivalent to 0.10 =

0.3 is equivalent to 0.30 =

Let’s compare decimal models

Which decimal model equals more?

Which decimal model equals more? 0.8 is greater than 0.40 >

Which decimal model equals more?

Which decimal model equals more? 0.6 is less than 0.70 <

Which decimal model equals more?

Which decimal model equals more? 0.40 is less than 0.8 <

Which decimal model equals more?

Which decimal model equals more? 0.50 is greater than 0.3 >

Let’s say the decimal name of each of the following models.

0.8

0.54

0.2

0.37

0.7

0.91