Question

Efectuati calculele, respectând ordinea efectuării operațiilor:


a)2+2×(-2)
b)-1-3:(-3)
c)+8+7×(-3)
d)-40:(-5)-(-6)
e)(-4+6-8+1)×3
f)132:(-21+32-44)​

Answer 1

Răspuns:

a)2+2×(-2)=2+(-2)=0

b)-1-3÷(-3)=-1-(-1)=-1+1=0

c)+8+7×(-3)=+8+(-21)=-13

d)-40:(-5)-(-6)=9-(-6)=9+6=15

e)(-4+6-8+1)×3=(-2-9)×3=7×3=21

f)132:(-21+32-44)=132:(11-44)=132:(-33)=-4