Which symbol is read as "less than"

18.5_____22.1

-12.5 ______ 12.2

-14 $\frac{2}{3}$   _______ -16

-20 _____ -33

1.9 _____ -1

 $\frac{1}{2}$  _____ -3

-27 _____ -28

Order the altitudes from least to greatest:

Brawley, CA: altitude -113 ft

Elodrado, NM: altitude 6,677 ft

Punta Gorda, FL: altitude 10 ft

Holtville, CA: altitude -10 ft

If number A > number B, which value is further to the left on a number line?

Order the altitudes from least to greatest:

New Orleans, LA: altitude -8.91 ft

Wills Tower, IL: altitude 1,451 ft

Death Valley: altitude -220.53 ft

Grand Tetons, WY: altitude 13,770 ft