Question

c) 5\(^{10}\) : 5\(^8\) + 15.12 – 120
d) 420 + 76 : (-4) 

Answer 1

c)\(25+15*12-120=15+180-120=15+60=75\)

d)\(420+(-19)=401\) nhé

Answer 2

c: =25+270-120=25+150=175

d: =420-19=401

Answer 3

c)= 85

d) =401

Answer 4

c) 5¹⁰ :5⁸ +15.12-120

=5² +180-120

=25+180-120

=205-120

=85

d)420+76:(-4)

=420+(-19)

=401