Numeric Response



Use
mental math.

 1.  10 +
40 = ____.

 2.  29 +
21 = ____.

 3.  29 +
32 = ____.

 4.  28 +
52 = ____.

 5.  65 +
25 = ____.

 6.  39 +
52 = ____.



Use
mental math to solve these problems.

 7.  There
are 28 student on school bus #1, and 42 students on school bus #2. How many students are there on
both buses?

 8.  There
are 29 lockers on the left side of the school hall, and 32 on the right side. How many lockers are
there altogether?

 9.  Samson is 18 years old. His uncle is 31 years older. How old is Samson’s
uncle?

 10.  Patsy
has 43 cents and Igor has 48 cents. How much money do they have altogether?
