Question

Ajutatima la ex 18 urgent

Answer 1

Răspuns:

a) 8×10-54:6-2×32=

=80-9-64

= 71-64

= 7

b)234×6+(45+5:5×20-15:5)-466=

=234×6+(45+1×20-3)-466

=234×6+(45+20-3)-466

=234×6+(65-3)-466

=234×6+62-466

=1404+62-466

=1466-466

=1000

c)101×100+2500:100-36×100=

=10100+25-3600

=10125-3600

=6525

d)(150:2):(75:5:3)+85=

=75:(15:3)+85

=75:5+85

=15+85

=100

e)125-30:10×9-60+2×0=

=125-3×9-60+0

=125-27-60+0

=98-60+0

=38+0

=38

f)50+50:5×2-5×2=

=50+10×2-5×2

=50+20-10

=70-10

=60

g)1985+15×(1+45:15)=

=1985+15×(1+3)

=1985+15×4

=1985+60

=2045

h)102+63:7-54×2+45×5=

=102+9-54×2+45×5

=102+9-108+45×5

=102+9-108+225

=111-108+225

=3+225

=228

Explicație pas cu pas:

Sper că ți-a fost de folos răspunsul meu! Coronița?? :*