Răspuns :
a) -9+|-4|+7= -9+4+7=2
b) |+7|-(-3)+|-1|=7+3+1=11
c) |-3+2|+(-10)=1-10=-9
d) -17+|-3-5+2|+(-11)= -17+6-11= -22
a) -9+|-4|+7=
-9+4+7=2
b) |+7|-(-3)+|-1|=
7+3+1=11
c) |-3+2|+(-10)=
|-1|-10=
1-10=-9
d)-17+|-3-5+2|+(-11)
-17+|-8+2|-11=
-17+|-6|-11=
-17+6-11=
-22
Modulul are rolul de a face numarul pozitiv
-9+4+7=2
b) |+7|-(-3)+|-1|=
7+3+1=11
c) |-3+2|+(-10)=
|-1|-10=
1-10=-9
d)-17+|-3-5+2|+(-11)
-17+|-8+2|-11=
-17+|-6|-11=
-17+6-11=
-22
Modulul are rolul de a face numarul pozitiv