Question

1. Calculează: :
a) 2 + 2.2 +2:2 =
b) (100 : 10 - 10: 10) : (10 - 1) =
c) 2 - (32 + 1968): 1000 =
d) [(16.5 +4.5): 100 + 3] : 4 +1: (2 + 11.5 - (2.25 + 62):2]
e) ([2 + (3.5 - 13): 2] • 3+8:4}. [11.2 - (3.5-5): 5] • 2 =
f) (381 +3. [2 + 3. (45 - 65 : 5)]}: 9-2 • 14 =
g) (81.7-5. [3 + 3.177: 7-9:3)]}: 4 = plissss​

Answer 1

Răspuns:

Explicație pas cu pas:

a)5.2

b)1

c)0

d)24

e)4.5

f)5

g)23 scuze dar cred ca la ultimele 3 sets gresit pt ca sunt grabit acum

Answer 2

A) 2+2,2+2:2=

2:2=1

2+2,2+1=4,2+1=5,2

B)(100:10-10:10):(10-1)=

100:10=10

10:10=1

10-1=9

(10-1):9=9:9=1

C)2-(32+1968):1000=

32+1968=2000

2-2000:1000=2-2=1

D)[(16,5+4,5):100+3]:4+1:[2+11,5-(2,25+62):2]=