Question

549. Calculează: a) 7-19-12: 2); b) 17: [40 - (2 + 3 x 7)]; c) 116 - 2x [(10 + 3) - (2 + 8)]; d) [(408:4+ 75:3) 3 - 31] * 3; e) 38+ [20 (56-130:5)): 10; f) [7 x 10- (4x 10 x 2-6 x 10)]* 325:65; g) [(100-70): 10+97]:(88 +96:8:1x1); h)[825:5 (701 - 699)]: (426:3-109); i) 2 320 + [38 x 26+ (340 x 11 - 60 5) – 235 x 8]; j) [(808:4+ 140:4) 3 - 15 x 3 + 17 x 101: 2 +9 a e​

Answer 1

Răspuns:

a)-18

b)1

c)110

d)1050

e)98

f)250

g)1

h)10

i)4563

j1533,5

Explicație pas cu pas: