A)100 : 20 + 75 x 9=680 B )4x7x25 -100x1=600 C)4x75+8:4x2=604 D)(63x3)+(4x30)=150
5+675=680 28x25-100=600 4x75+2x2=604 189+120=150
680 =680 700-100=600 300+4=604 309=150
600=600 304=604
A)100/20+75*9=680
5+675=680
680=680
B)4*75*25-100*1=600
28*25-100=600
700-100=600
600=600
C)4*75+8/4*2=604
4*75+2*2=604
300+4=604
304=604
D) (63*3)+((4*30)=150
189+120=150
309=150
Din pacate prima oara le-am aranjat gresit .