1.   Bill has 4 apples. He eats one. How many are left?
   
    A. 3 B. 5
    C. 1 D. 2
    Hint

  2.   Jacob has 7 pieces of gum. He gave 2 away to his friends.

How many pieces does he have left?

   
    A. 6 B. 3
    C. 4 D. 5
    Hint

  3.   What is the missing number?

7, 8, ____, 10

    A. 11 B. 6
    C. 8 D. 9
    Hint

  4.   How many are there?
   
    A. 8 B. 9
    C. 10 D. 11
    Hint