Which situations illustrate that the sum of opposite numbers is zero? es )
A)
Shelley finds $50 in an old purse and deposits it in her bank account.
B)
C)
Sara deposits $500 in her checking account and withdraws $500 from
the ATM.
After 3 forward flips and 3 backward flips, Anna is back where she
started
Evan wins 1,000 points on a video game and wins another 1,000
points on the next game.
At daybreak, the temperature is 18 degrees below zero. The
temperature at noon is zero.
D)
E)