20+35+40+55+60+55+80=345
55 plus 553 is 608
180
The answer is 110.
-110
67 + 112 + 55 = 234
55 + 434 + 4 = 493
1 + 2 + 100 + 55 = 158
(-45) - (-55) *Minus plus is equals to minus.( -,+ = - ) minus minus is equal to plus (-,- = + ) and plus plus is equal to plus (+,+ = +) so the ans is that, (-45) +55 -45 + 55 (+10)ans Greater value sign has been used, which is 55 so the ans is +10.
110
110
10 + 55 + 99 + 66 + 102 = 332