Question

Resolva essas com cálculos por favor

Answer 1

a) 89/-10= 8.9
b)-813/80= 10,1625
c)18/-13=1,384615385
d)-21/-24=0,875/2=0,4375
e)4-6+14/-7= -1,714285714
f)1-(7.(-2).(-2).5= 1-140= 139