Question

3) Coloque os números em ordem crescente usando o sinal <.
a) -9,-3,-7+1,0
b)-2,-6,-5,-3,-8
c)5,-3,1,0,-1,20
d)-400,+620,-840,+100,-100

Answer 1

a) -9,-3,-7+1,0 = -9 < -7 < -3 < 0 < 1
b)-2,-6,-5,-3,-8 = -8 < -6 < -5 < -3 < -2
c)5,-3,1,0,-1,20 = -3 < -1 < 0 < 1 < 5 < 20
d)-400,+620,-840,+100,-100 = -840 < -400 < -100 < +100 < +620