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Q: What is 20 plus 90 plus 60 plus 80?

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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

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 - 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

It is: 80+90+60 = 230

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 - 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 - 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 - 70 plus 90 plus 60 plus 80, is found as follows; 70 + 90 + 60 + 80 = ( 70 + 90 ) + 60 + 80 = 160 + ( 60 + 80 ) = 160 + 140 = 300 Answer = 300

The result of the equation - 50 plus 90 plus 60 plus 80, is found as follows; 50 + 90 + 60 + 80 = ( 50 + 90 ) + 60 + 80 = 140 + ( 60 + 80 ) = 140 + 140 = 280 Answer = 280

The result of the equation - 30 plus 90 plus 60 plus 80, is found as follows; 30 + 90 + 60 + 80 = ( 30 + 90 ) + 60 + 80 = 120 + ( 60 + 80 ) = 120 + 140 = 260 Answer = 260

The result of the equation - 10 plus 90 plus 60 plus 80, is found as follows; 10 + 90 + 60 + 80 = ( 10 + 90 ) + 60 + 80 = 100 + ( 60 + 80 ) = 100 + 140 = 240 Answer = 240

(13+47+31+10+20+50+36+54+122+4)/60==(13+47+31+[10+20+50]+36+54+122+4)/60 =(13+47+31+80+[36+54]+122+4)/60=([13+47]+31+80+90+122+4)/60=(60+31+80+90+122+4)/60=(31+122+4+60+80+90)/60=(153+4+60+80+90)/60=(157+60+80+90)/60=(157+140+90)/60=(157+230)/60=387/606 min. 27 sec.

The result of the equation - 130 plus 90 plus 60 plus 80, is found as follows;130 + 90 + 60 + 80= ( 130 + 90 ) + 60 + 80= 220 + ( 60 + 80 )= 220 + 140= 360Answer = 360

the sum of 80 + 20 + 90 + 10 = 200

390

638.

Take your pick; 10 and 20, 10 and 30, 10 and 40, 10 and 50, 10 and 60, 10 and 70, 10 and 80, 10 and 90, 20 and 30, 20 and 50, 20 and 70, 20 and 90, 30 and 40, 30 and 50, 30 and 70, 30 and 80, 40 and 50, 40 and 70, 40 and 90, 50 and 60, 50 and 70, 50 and 80 50 and 90, 60 and 70, 70 and 80, 70 and 90, 80 and 90.

318

20, 30, 40, 50, 60, 70, 80, 90, 100, 110, 120, 130, 140, 150.

The result of the equation - 130 plus 80 plus 60 plus 30, is found as follows;130 + 80 + 60 + 30= ( 130 + 80 ) + 60 + 30= 210 + ( 60 + 30 )= 210 + 90= 300Answer = 300

Usually, when the word "of" appears, it means to multiply. 25 percent of 80 = 0.25 x 80 = 20 2/3 of 90 = 2/3 x 90 = 60 It works in reverse by dividing. What fraction of 90 is 60? 60/90 = 2/3 What percent of 80 is 20? 20/80 = 0.25

65 + 65 + 65 + 90 + 90 + 90 + 90 + 50 + 50 + 50 + 50 + 50 + 50 + 20 + 20 + 20 + 20 + 20 + 20 + 20 = 995

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This is so simple - my 5-year-old nephew answered it... 270 !

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