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Student will work accurately while multiplying and dividing positive and negative numbers.

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Title: x and ÷ Integers

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VOCABULARY 1. integers—the set of numbers containing positive and negative whole numbers and 0. 2. sign—refers to the property of being positive or negative. 3. undefined—has no real meaning

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4. When multiplying or dividing integers, an even # of negative signs means the answer is positive (0,2,4,6) An odd # of negative signs makes the answer negative (1,3,5).

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4 x -8 = - 32 -8 x -8 = 64 (-48)÷ 6 = ˉ8 2 x 2 x ˉ2 x (ˉ2) = 16

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5. A 0 will make the answer 0 unless you are dividing by 0 which is undefined. -4 x 0 = 0 0 ÷ 8 = 0 4 ÷ 0 is undefined.

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EX--- ˉ7 x ˉ9 = ˉ 72 ÷ 8 = 3 x 3 x (ˉ2) = 0 ÷ 23 = 5 x ˉ3 x ˉ2 = ˉ6 ÷ 0 =

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1.8 DIVIDING RATIONAL NUMBERS I CAN USE THE RULES FOR DIVIDING INTEGERS TO DIVIDE RATIONAL NUMBERS AND SOLVE PROBLEMS BY DIVIDING RATIONAL NUMBERS.

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