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Multiplying and dividing integers

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Presentation on theme: "Multiplying and dividing integers"— Presentation transcript:

1 Multiplying and dividing integers
By Ashan, Cameron, Zamir

2 Multiplying & Dividing Integers
Rules and Strategies Of Multiplying & Dividing Integers !!RULES!! Multiplying: POSITIVE x POSITIVE = POSITIVE NEGATIVE x NEGATIVE = POSITIVE POSITIVE x NEGATIVE = NEGATIVE Dividing: POSITIVE ÷ POSITIVE = POSITIVE NEGATIVE ÷ NEGATIVE = POSITIVE NEGATIVE ÷ POSITIVE = NEGATIVE POSITIVE ÷ NEGATIVE = NEGATIVE

3 Watch this video to learn how to multiply and divide integers

4 Watch this music video for a song to help you.

5 Examples Of Multiplying Integers
5 * - 20 = (positive * negative = negative) -10 * 10 = (negative * positive = negative) 9 * -9 = (positive * negative = negative) -5 * -5 = (negative * negative = positive) 20 * -10 = (positive * negative = negative) 6 * 6 = (positive * positive) = positive

6 Examples of Dividing Integers
-50 ÷ -5 = 10 (negative ÷ negative = positive) 60 ÷ -12 = -5 (positive ÷ negative = negative) -100 ÷ 10 = -10 (negative ÷ positive = negative) -48 ÷ -8 = 6 (negative ÷ negative = positive) 72 ÷ -9 = -8 (positive ÷ negative = negative) 18 ÷ 6 = 3 (positive ÷ positive = positive)

7 Practice Problems Write these in your notebook and solve.
-8 * (-7) = ÷ (-7) = (-3)(-5) = ÷ (-6) = 6 x (-9) = /(-2) = -12 * 4 = ÷ 7 = -9 * (-2) = /4 =

8 Solutions -8 * (-7) = 56 6. 49 ÷ (-7) = -7
-8 * (-7) = ÷ (-7) = -7 (-3)(-5) = ÷ (-6) = 3 6 x (-9) = /(-2) = -8 -12 * 4 = ÷ 7 = 5 -9 * (-2) = /4 = -7


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