Understanding Decimal Representations

This lesson focuses on understanding and using hundredths in various contexts. It begins with an introduction to the concept, followed by examples using puzzles, rainy days, and shaded grids to illustrate how hundredths can be represented as decimals. The lesson also covers the relationship between coin values and decimals, solving word problems, and comparing fractions and decimals. Finally, it demonstrates how to model hundredths using grids and number lines.

What is the main focus of lesson three?

• Understanding fractions

• Understanding whole numbers

• Understanding hundredths

• Understanding tenths

In the puzzle example, how many pieces are corner pieces?

• 4

• 10

• 25

• 50

What decimal represents the corner pieces in the puzzle?

• 0.40

• 0.4

• 4.0

• 0.04

How many days did it rain out of 100 in the example?

• 10

• 15

• 13

• 20

What decimal represents the rainy days?

• 0.13

• 1.3

• 0.03

• 0.3

How is 2 out of 100 represented as a decimal?

• 0.2

• 0.02

• 2.0

• 0.20

What is the decimal representation of 26 out of 100?

• 0.26

• 2.6

• 0.026

• 26.0

How many tenths are shaded in the example with 48 out of 100?

• 0

• 4

• 8

• 48

What is the decimal for 59 out of 100?

• 5.9

• 0.59

• 59.0

• 0.059

How many hundredths are shaded in the example with 71 out of 100?

• 0

• 7

• 1

• 71