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Learn the rules for multiplying and dividing integers, including same sign and different sign scenarios. Understand how to determine the sign of the answer and evaluate expressions. Examples and step-by-step instructions provided.
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Objective Multiply and divide integers
Rules for multiplying and dividing integers • Same Sign 2. Different Signs Positive Answer Negative Answer
Evaluate the expression 5 (-4) Write the problem 5 (-4) Draw arrows to determine sign of answer different Multiply numbers without signs 5 4 - 20 Different signs, negative answer
Evaluate the expression -6 (-8) Write the problem -6 (-8) Draw arrows to determine sign of answer Same Multiply numbers without signs 6 8 48 Same sign, positive answer
Evaluate the expression (-7)2 Write the problem (-7)2 Multiply base times itself Draw arrows to determine sign of answer (-7)(-7) same Multiply numbers without signs 7 7 49 Same sign, positive answer
Evaluate the expression 51 (-3) Write the problem 51 (-3) Draw arrows to determine sign of answer opposite 51 3 Divide numbers without signs - 17 Opposite signs, negative answer
-81 Evaluate the expression 9 -81 Write the problem 9 Draw arrows to determine sign of answer opposite 81 9 Divide numbers without the signs - 9 Opposite signs, negative answer
Evaluate the expression -12 -2 Write the problem -12 -2 Draw arrows to determine sign of answer same 12 2 Divide numbers without signs 6 Same signs, positive answer