50+50+60+60= 220 60+50=110 +60+50=110=220
The result of the equation - 60 plus 90 plus 60 plus 80, is found as follows; 60 + 90 + 60 + 80 = ( 60 + 90 ) + 60 + 80 = 150 + ( 60 + 80 ) = 150 + 140 = 290 Answer = 290
60 + 50 = 110
The result of the equation - 120 plus 90 plus 60 plus 80, is found as follows; 120 + 90 + 60 + 80 = ( 120 + 90 ) + 60 + 80 = 210 + ( 60 + 80 ) = 210 + 140 = 350 Answer = 350
The result of the equation - 100 plus 90 plus 60 plus 80, is found as follows; 100 + 90 + 60 + 80 = ( 100 + 90 ) + 60 + 80 = 190 + ( 60 + 80 ) = 190 + 140 = 330 Answer = 330
The result of the equation - 110 plus 90 plus 60 plus 80, is found as follows; 110 + 90 + 60 + 80 = ( 110 + 90 ) + 60 + 80 = 200 + ( 60 + 80 ) = 200 + 140 = 340 Answer = 340
The result of the equation - 20 plus 90 plus 60 plus 80, is found as follows; 20 + 90 + 60 + 80 = ( 20 + 90 ) + 60 + 80 = 110 + ( 60 + 80 ) = 110 + 140 = 250 Answer = 250
The result of the equation - 90 plus 90 plus 60 plus 80, is found as follows; 90 + 90 + 60 + 80 = ( 90 + 90 ) + 60 + 80 = 180 + ( 60 + 80 ) = 180 + 140 = 320 Answer = 320
50+50+60+60= 220 60+50=110 +60+50=110=220
90 + 90 + 60 = 240
The result of the equation - 60 plus 90 plus 60 plus 80, is found as follows; 60 + 90 + 60 + 80 = ( 60 + 90 ) + 60 + 80 = 150 + ( 60 + 80 ) = 150 + 140 = 290 Answer = 290
80 + 90 + 100 + 110 = 380/4 = 95
60 + 50 = 110
90 + 60 = 150
The result of the equation - 120 plus 90 plus 60 plus 80, is found as follows; 120 + 90 + 60 + 80 = ( 120 + 90 ) + 60 + 80 = 210 + ( 60 + 80 ) = 210 + 140 = 350 Answer = 350
The result of the equation - 100 plus 90 plus 60 plus 80, is found as follows; 100 + 90 + 60 + 80 = ( 100 + 90 ) + 60 + 80 = 190 + ( 60 + 80 ) = 190 + 140 = 330 Answer = 330
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