The result of the equation - 80 plus 90 plus 60 plus 80, is found as follows; 80 + 90 + 60 + 80 = ( 80 + 90 ) + 60 + 80 = 170 + ( 60 + 80 ) = 170 + 140 = 310 Answer = 310
The result of the equation - 130 plus 40 plus 60 plus 80, is found as follows;130 + 40 + 60 + 80= ( 130 + 40 ) + 60 + 80= 170 + ( 60 + 80 )= 170 + 140= 310Answer = 310
It means: 80 plus 90 = 170
1,162
80+90+100=170+100=270
80% of 170= 80% * 170= 0.8 * 170= 136
170 - 80 = 90
96 + 85 = 181 90 + 80 = 170 6 + 5 = 11 170 + 11 = 181
90
40+30+20+80=170
80/170 = 8/17
170 + 170 = 340