Chapter 6 INTEGERS MATHEMATICS CLASS 6 INTEGERS Learning

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Chapter – 6 INTEGERS MATHEMATICS CLASS 6

Chapter – 6 INTEGERS MATHEMATICS CLASS 6

INTEGERS �Learning Intention: To understand integers on the number line.

INTEGERS �Learning Intention: To understand integers on the number line.

INTEGERS �An integer is a positive or negative whole number, including 0. …-3, -2,

INTEGERS �An integer is a positive or negative whole number, including 0. …-3, -2, -1, 0, 1, 2, 3…

Negative Integers EXAMPLES: �Can you think of examples of where you would see negative

Negative Integers EXAMPLES: �Can you think of examples of where you would see negative numbers? ?

Freezing Point and Minus Temperatures The temperature keeps going down below zero degrees to

Freezing Point and Minus Temperatures The temperature keeps going down below zero degrees to 1 degree below zero then 2 degrees below zero and so on. These numbers below zero are negative numbers

Thermometer � A thermometer measures temperature. � To measure the temperature you have to

Thermometer � A thermometer measures temperature. � To measure the temperature you have to read off the scale – the numbers along the side. � Look at where the liquid inside thermometer is against the scale.

A Weather Map Which city is colder Glasgow or Newcastle?

A Weather Map Which city is colder Glasgow or Newcastle?

Negative Numbers are Used to Show Debt Kamal had Rs. 40 in his bank

Negative Numbers are Used to Show Debt Kamal had Rs. 40 in his bank account and he withdrew Rs. 70. What will the computer show his balance to be now?

Negative Numbers Are Used to Measure Under Sea Level 30 20 10 0 -10

Negative Numbers Are Used to Measure Under Sea Level 30 20 10 0 -10 -20 -30 -40 -50

60 m 40 m Use negative numbers to estimate the height above or below

60 m 40 m Use negative numbers to estimate the height above or below sea level of the following points: 20 m 0 m -20 m -40 m -60 m

Number Line �A number line can be useful for working with negative numbers

Number Line �A number line can be useful for working with negative numbers

PRACTICE PROBLEMS

PRACTICE PROBLEMS

Question 1: Some points are marked with integers on the following number line. The

Question 1: Some points are marked with integers on the following number line. The above number line has only a few integers filled. Write appropriate numbers at each dot.

Question 2:

Question 2:

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