1. Open question
120 seconds
What is a decimal? Show me some examples :)
2. Slide
60 seconds
Understand how to round and order decimals
Round and order decimals to two decimal places
Learning Intention:
3. Slide
60 seconds
Decimals are numbers that have a decimal point and digits after the decimal point. Ordering decimals means putting them in order from smallest to largest or largest to smallest. Rounding decimals means keeping the digits that are important and discarding the rest.
Ordering and Rounding Decimals
4. Slide
60 seconds
Ordering decimals: When ordering decimals, the numbers are arranged from greatest to least from left to right. Rounding decimals: Rounding involves changing a number to a simpler form by increasing or decreasing the number of significant digits. Place Value: In decimal numbers, each digit is multiplied by a power of 10 based on its position in the number.
Concepts:
5. Slide
60 seconds
The world record for the fastest time to order and round decimals is 7.29 seconds. The largest number of decimals that can be ordered and rounded in one minute is 6,000. The most decimals ever ordered and rounded in one sitting was 10,000 decimals in one hour.
Did you know?
6. Poll
60 seconds
Which of the following is the smallest decimal number?
- 0.1
- 0.001
- 1.0
- 10
7. Poll
60 seconds
Put these decimals in order from smallest to largest: 0.5, 0.25, 0.75.
- 0.5, 0.25, 0.75
- 0.75, 0.25, 0.5
- 0.25, 0.5, 0.75
- None of these.
8. Open question
120 seconds
Which decimal number comes next in the sequence?
1/4 = 0.25
1/2 = 0.50
3/4 = ?
9. Drawings
330 seconds
Draw a dolphin flying a kite with its flippers.
10. Slide
60 seconds
11. Open question
180 seconds
Which of the following numbers is the greatest when rounded to two decimal places? A. 0.34 B. 0.306 C. 0.323 D. 0.309
12. Open question
180 seconds
What is the correct way to round 8.72 to the nearest tenth?
13. Poll
60 seconds
What is 4.5678 rounded to the nearest hundredth?
- 4.56
- 4.57
- 4.568
14. Poll
60 seconds
What is 0.123456 rounded to the nearest thousandth?
- 0.123
- 0.124
- 0.1235
15. Poll
60 seconds
Which of the following is a correct way to round 6.7851 to tenths place?
- 6.8
- 6.7
- 6
16. Drawings
270 seconds
Brain break: Draw a monster with lollipops for teeth chasing an ice cream cone.
17. Open question
180 seconds
What is the rule for rounding a decimal that ends in a five?
18. Open question
180 seconds
Q: What is the rule for rounding a decimal to the nearest tenth?
Made with ❤️ from Norway