Maria si colegii ei au participat la diverse experimente. Efectueaza calculele, apoi asociaza REZULTATELE CU LITERELE CORESPUNZATOARE. REPEDE PLS!!!!!!!!!!!!!! ORI AICI ORI LA CEALALTA INTREBARE IN CARE ARATA SI POZA....................................................
Răspunsuri la întrebare
Răspuns:
a) 15+15:15*(15+15*15) b)250+60:(60-2*15)*50
15+1*(15+225) 250+60:(60-30)*50
15+1*240 250+60:30*50
15+240 250+2*50
255 250+100=350
c)110:10*(110-20*4)+670 d)(444:4+400:10):3
110:10*(110-80)+670 (111+40):3
11*30+670 151:3
330+670 50 rest 1
1000
e)100-100:100*[100+100:10-(100-75:25)]
100-1*[100+10-(100-3)]
100-1*(100+10-97)
100-1*(110-97)
100-1*13
87
f)50+12*[214-240:(16-10)]-10*100
50+12*(214-240:6)-10*100
50+12*(214-4)-10*100
50+12*210-10*100
50+2520-10*100
2570-1000
1570
g)(8991-111):10-[438-(400-40)]
8880:10-(438-360)
888-78
810
b)250+60:(60-2*15)*50
250+60:(60-30)*50
250+60:30*50
250+2*50
250+100
350
d)(444:4+400:10):3
(111+40):3
151:3
50rest1
PLUTIREA e ceea ce i a placut Mariei
Explicație pas cu pas:
sper ca te am ajutat coronita
a) 15+15:15*(15+15*15) b)250+60:(60-2*15)*50
=15+1*(15+225) 250+60:(60-30)*50
=15+1*240 250+60:30*50
=15+240 250+2*50
=255 250+100=350
b)250+60:(60-2*15)*50
=250+60:(60-30)*50
=250+60:30
=250+2*50
=250+100
=350
c)110:10*(110-20*4)+670 d)(444:4+400:10):3
=110:10*(110-80)+670 (111+40):3
=11*30+670 151:3
=330+670 50 rest 1
=1000
d)(444:4+400:10):3
=(111+40):3
=151:3
=50rest1
e)100-100:100*[100+100:10-(100-75:25)]
=100-1*[100+10-(100-3)]
=100-1*(100+10-97)
=100-1*(110-97)
=100-1*13
=87
f)50+12*[214-240:(16-10)]-10*100
=50+12*(214-240:6)-10*100
=50+12*(214-4)-10*100
=50+12*210-10*100
=50+2520-10*100
=2570-1000
=1570
g)(8991-111):10-[438-(400-40)]
=8880:10-(438-360) 888-78
=810
COROANA???