A football teamâ€™s yardage gains and losses are show in the chart below. Which number line represents the information?
2
1
Select all expressions that equal 2  (6)
2  6
2  6
2 + 6
2 + (+6)
3
1
2 (3) =
5
6
+5
+6
4
1
6
6
3
3
5
1
4 + 9 =
13
13
5

6
1
The graph below shows the water level of a lake during the summer. At the start of the summer there was a heavy rain. Then the hot weather caused the lake to evaporate and loose water. How many feet of water are needed to be added or lost to return to zero?
+1
1
+4
4
7
1
The enrollment of a school decreased by 260 students during the year. Which situation, when combined with that decrease in enrollment, results in a zero overall change in enrollment?
Decreasing the number of students by 260 again.
Adding 260 students at the start of the year.
Not allowing more students to be enrolled next year.
Adding 150 students at the start of the year and 110 students later in the year.
8
1
Use the number line below to determine the sum of 5 + 3.
Explain how you used the number line to determine the sum.
9
1
Which of the following situations could be represented by the expression 2 + 7
It snowed 7 inches before melting 2 inches
The car drove 2 miles and then drove another 7 miles
The temperature decreased 2 degrees and then decreased 7 degrees.
Kyle owed his friend $2 and payed her $7.
10
1
Look at this problem:
4 + 9 + 3 + 1 + 2 + 9 + 2 + 3
A student claims the answer will be positve because there are more positive number in the problem than negative numbers. Explain if you agree or disagree with the statement and your reason why.
11
1
Your parents give you $20 to go to the movies and dinner. The movie ticket is $5. Popcorn is $7. How much money do you have for dinner?
$20
$8
$7
$5
12
1
Which problem is equal to 12?
2 + 10
4 + 8
6  18
6  (6)
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