By simple multiply using a sign and then matching with their respective results.
The correct pairs of numbers:
(-8)(-2.2)= 17.6
(-3.4)(5)= -17
(-9.5)(-2)= 19
(3.8)(-5)= -19
How do you multiply a negative and a positive?
There are two simple rules to remember: When you multiply a negative number by a positive number then the product is always negative. When you multiply two negative numbers or two positive numbers then the product is always positive
Learn more about multiply here: https://brainly.com/question/10873737
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