1. Word cloud

120 seconds

What is a decimal?

2. Slide

60 seconds

Decimals are a way of writing numbers that can represent fractions. They use a decimal point and numbers to the right of it. Decimals are used to measure and compare amounts that are less than one whole unit. For example, 0.5 is the same as 1/2 and 0.25 is the same as 1/4.

What are Decimals?

3. Slide

60 seconds

Decimal: A number that is expressed as a fraction with a denominator of 10, 100, 1000, etc. Place Value: The value of a digit in a number based on its position in the number. Rounding: The process of estimating a number to the nearest whole number, ten, hundred, etc.

Concepts:

4. Slide

60 seconds

The decimal point can be read in two different ways. In some countries it is referred to as a 'comma' and in other countries it is referred to as a 'full stop'. The Babylonians were the first to use a numerical system based on decimals thousands of years ago. The number Pi, which is used for calculating the circumference or area of circles, is an irrational number and is written to an infinite number of decimal places.

Did you know?

5. Drawings

450 seconds

Brain break: Create a Crazy Costume Design!For this task, students will create a costume design that is creative and unique! Students should think outside of the box and come up with a costume design that is truly one of a kind. The costume design should be made from any material or combination of materials the student can think of. The costume should also represent something special about the student or something that is important to them. When creating their costume design, students should consider how the costume will look when worn, how the costume will move and how the costume will reflect light or colors. Finally, students will draw or create a picture of their costume design to present to the class. Have fun and be creative!

6. Poll

60 seconds

What is the place value of the digit 8 in the number 586?

- Tens
- Hundreds
- Ones
- Thousands

7. Poll

60 seconds

What is 1/10 written as a decimal?

- 0.1
- 1.0
- 0.01
- 1.1

8. Poll

60 seconds

What is the decimal 0.75 written as a fraction?

- 3/4
- 7/8
- 4/5
- 5/6

9. Poll

60 seconds

What is 3/4 as a decimal?

- 0.75
- 0.3
- 0.4
- 0.25

10. Poll

60 seconds

What is 5/8 as a decimal?

- 0.625
- 0.5
- 0.8
- 0.45

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