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Unformatted text preview: whats going on! Now, though, lets talk about what happens when things get a little mixed up: Case II-5 + 8 = 3 5 + -8 = -3 12 + -6 = 6-12 + 6 = -6 Now we need a little extra to help us understand things. I call this the Arm-Wrestling Rule but you can call it whatever you like. Heres how it goes (well break down one problem) 5 + -8 You can think of this as an absolute value problem (it works just as well) but ask yourself: which number looks stronger to you: the 5 or the -8? The -8 looks stronger. Strong Weak Following this we do Strong Weak, ignoring the signs. In This case that would leave this problem as 8 5, or 3.-3 We put the sign of the stronger number on there. In this case it was negative, so our answer is -3. FINAL ANSWER Makes sense? Drop me a line if its confusing....
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