Question

Calculează a) [624:2+ (13 025-1375): 5] +64 x 12 = b) 425: (600-595)-(81:9 + 71 x 1) = ros c) 2 x [(3 x 25-6+3 x 11): 4] + 6 = d) 426:3x2-3 256 x 4 x 0 + 142 x 2 = ​

Answer 1

Răspuns:

a)

[624:2+(13025-1375):5]+64×12=

(312+11650:5)+768=

(312+2330)+768=

2642+768=3410

b)

425:(600-595)-(81:9+71×1)=

425:5-(9+71)=

85-80=5

c)

2×[(3×25-6+3×11):4]+6=

2×[(75-6+33):4]+6=

2×(102÷4)+6=

2×25,5+6=

51+6=57

d)

426:3×2-3256×4×0+142×2=

142×2-0+284=

284+284=568