
Negative numbers
Presentation
•
Mathematics
•
4th - 5th Grade
•
Easy
Farzan_Crowney 100
Used 53+ times
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6 Slides • 4 Questions
1
Negative numbers
For Grade 5 Lessons
2
What are negative numbers?
Negative numbers are the type of integers, which means it's a whole number.
Negative numbers uses the symbol (-) before the whole number.
Negative numbers can be used for the length, temperature, rates, and others.
3
Example
This is the example of negative numbers in our daily life.
4
Open Ended
In India, the temperature was 5ºC. In Russia, the temperature was -4ºC. Which is colder?
5
Open Ended
The length of the table is 40 cm. The length of an ant is -2 cm. Which is shorter?
6
Poll
What is -10 + -15?
-20
5
-25
-30
7
Negative numbers
When a negative number is formed, we punctuate it as (negative). For example, we punctuate -7 as (negative 7).
8
Type of integers
Negative numbers are integers below 0
Positive numbers are integers above 0
0 are neither positive or negative integer. It is placed between the negative and positive integers.
We can see or count negative and positive numbers by using a number line.
9
Open Ended
Kani noticed that the temperature in the chiller is 4ºC. In the freezer, it is -3ºC. She thinks that the chiller is colder. Is she right? Explain in 3 minutes.
10
Thank you
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Negative numbers
For Grade 5 Lessons
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