Positive ÷ positive = positive

Example: 72 ÷ 9 = 8

Negative ÷ negative = positive

Example: (-132) ÷ (-12) = 11

Positive ÷ negative = negative

Example: 75 ÷ (-25) = -3

Negative ÷ positive = negative

Example: (-44) ÷ 11 = -2

Four roommates share an apartment. The balance for their bills for the month of July is -$120. How much do they each owe?