5-3    Rules for adding positive and negative numbers



Simplify.  Remember that abs stands for the absolute value.

1.    -1/5 + 3/5  = ________
 

2.    abs(-3) = _________
 

3.    abs(5) = _________
 

4.    10 - abs(-2) = __________
 

5.    abs(-2 + 4) = _________
 

6.    -abs(-8) = _________
 

7.    abs(-8) + abs(100) = _________
 

8.    abs(-8) - abs(10) = _________
 

9.    -(-(-abs(-8 + 5))) = _________
 

10.    -(-abs(8)) + abs(3) = _________
 

11.    abs(-abs(3) + abs( -6)) = _________
 

12.    -abs(abs(abs(4))) = _________
 

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