Question

Va rog frumos ajutatima la 4 si 5 sau 10 puncte

Answer 1

Ex 5 este in foto!

4a) (7 503:61+877):500+53×11=
(123+877):500+583=
1000:500+583=2+583=585
b) 207×9-(19^2+3^2):74+2296:41=
1863-(361+9):74+56=
1863-370:74+56=
1863-5+56=
1858+56=1914
c) 5×230-7×(512:32+2^2)+4687:43=
1150-7×(16+4)+109=
1150-7×20+109=
1150-140+109=
1010+109=1119
d) [493:17-(128:2^3+224:8):22]:27-1=
[493:17-(16+28):22]:27-1=
(29-44:22):27-1=
(29-2):27-1=
27:27-1=1-1=0