1.   Find –2 + (–4).
    A. –2 B. 2
    C. –6 D. 6
    Hint

  2.   Find 6 + (–10).
    A. –16 B. 4
    C. 16 D. –4
    Hint

  3.   Find –5 + (–4).
    A. 1 B. –1
    C. –9 D. 9
    Hint

  4.   Choose the addition sentence that represents the model.
   
    A. 6 + (–2) = 4 B. 2 + (–6) = –4
    C. 6 + 2 = 8 D. 8 + (–4) = 4
    Hint

  5.   Sandy has $28 dollars. She owes her mother $15. After paying her mother, how much money does she have left?
    A. –$13 B. $13
    C. –$43 D. $43
    Hint