Question

Exercitile 4 si 5 va rog

Answer 1

4.a. -50

b. 1100

c. 4

d.200

e.10

f.0

g.0

h.-20

5. a, (91+9)+(19-18)=100+1=101

c. (-46-54)-(999+1)=-100-1000=-1100

b.245-245-(375+25)=0-400=-400

d.77+3-(1+99)=100-100=0