POSITIVE AND NEGATIVE NUMBERS QUESTIONS TO BE ANSWERED: 1.How do positive and negative numbers help describe a situation? 2.How can a number line help.

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Presentation transcript:

POSITIVE AND NEGATIVE NUMBERS QUESTIONS TO BE ANSWERED: 1.How do positive and negative numbers help describe a situation? 2.How can a number line help me solve a math problem? 3.What happens when negative numbers are added, subtracted, multiplied, or divided? ACCENTUATE THE NEGATIVE, INVESTIGATION 1 (PAGES 5 – 7)

POSITIVE AND NEGATIVE NUMBERS CREATE A NUMBER LINE! 1.USING A RULER, DRAW A STRAIGHT LINE 20 cm LONG 2.PUT A “TICK” MARK EVERY 1 cm 3.LABEL A “TICK” MARK CLOSE TO THE MIDDLE “0”

POSITIVE AND NEGATIVE NUMBERS CREATE A NUMBER LINE! 4.LABEL ALL THE POINTS TO THE RIGHT OF “0” IN ORDER (1, 2, 3, ETC.). 5.LABEL ALL THE POINTS TO THE LEFT OF “0” IN ORDER (WHICH IS?)

POSITIVE AND NEGATIVE NUMBERS NUMBER SETS 1.POSITIVE NUMBERS: ALL NUMBERS GREATER THAN ZERO. 2.NEGATIVE NUMBERS: ALL NUMBERS LESS THAN ZERO.

POSITIVE AND NEGATIVE NUMBERS NUMBER SETS 1.INTEGERS: POSITIVE AND NEGATIVE WHOLE NUMBERS EXAMPLES? 2.RATIONAL NUMBERS: NUMBERS THAT CAN BE WRITTEN AS A FRACTION EXAMPLES?