-(-5) = +5+7 > -5
+(-9) = -9-(+8) = -8-9 < -8
-5 < -(-7) = +7
-(10) = -10-(+18) = -18-10 > -18
-(+4) = -4+(-4,1) = -4.1-4 < -4.1
+(-9,1) = -9.1-9.2 > -9.1
-(-5) = +5
+7 > -5
+(-9) = -9
-(+8) = -8
-9 < -8
-5 < -(-7) = +7
-(10) = -10
-(+18) = -18
-10 > -18
-(+4) = -4
+(-4,1) = -4.1
-4 < -4.1
+(-9,1) = -9.1
-9.2 > -9.1