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posted by Deb on Saturday, January 10, 2009 at 1:01pm.
Simplify: -5.4 + (-2.1) + (-3.5) -5.4 +-5.6 =11.0 correct?
No. Why would the sum of two negative numbers be positive? -5.4 - 5.6 = -11 The PRODUCT of two negative numbers is postive, but not the sum.
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