7 th grade math. integers integers are whole numbers and their opposites. this means they are...

Integers 7 th Grade Math

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Page 1: 7 th Grade Math. Integers Integers are whole numbers and their opposites. This means they are positive and negative numbers. Examples: - 4, 5, -5, 2,

Integers7th Grade Math

IntegersIntegers are whole numbers and their

opposites. This means they are positive and negative numbers.

Examples: - 4, 5, -5, 2, -245

Comparing IntegersWhen you compare integers, you need to

place them on a number line and then decide the order they go in.

The further right a number is on the number line the larger it is.

Page 4: 7 th Grade Math. Integers Integers are whole numbers and their opposites. This means they are positive and negative numbers. Examples: - 4, 5, -5, 2,

Add and SubtractSong to the tune of “Row Row Row Your

Boat”

Same Signs Add and KeepDifferent Signs, SubtractKeep the sign of the larger valueThen you will be exact

*It works!!!

Page 5: 7 th Grade Math. Integers Integers are whole numbers and their opposites. This means they are positive and negative numbers. Examples: - 4, 5, -5, 2,

Practice - 3 + - 6 =

Same signs – addanswer is negative because 6 is

larger

8 + (- 4) = Different signs- subtract

8-4= 4 and the answer is positive because 8 is larger

Page 6: 7 th Grade Math. Integers Integers are whole numbers and their opposites. This means they are positive and negative numbers. Examples: - 4, 5, -5, 2,

One ExceptionIf you have a subtraction sign with a negative

sign right next to it…. Then you will change them to a plus sign and then follow the rules to the song.

6 – (- 3) = 6 + 3 = 9

Page 7: 7 th Grade Math. Integers Integers are whole numbers and their opposites. This means they are positive and negative numbers. Examples: - 4, 5, -5, 2,

Multiply and DivideRules for multiplication and division…

Same signs = positive answerDifferent signs = negative answer

+ x + = + + / + = + - x - = + - / - = + + x - = - + / - = - - x + = - - / + = -

Page 8: 7 th Grade Math. Integers Integers are whole numbers and their opposites. This means they are positive and negative numbers. Examples: - 4, 5, -5, 2,

Examples15 / - 3 = - 5

-4 x – 5 = 20

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Integers are the whole numbers and their opposites

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Algeoc. OPPOSITES Opposite numbers make ZERO!!!!!!!

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