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Extra Credit: Working with Negative Numbers
Name: _______________________________________
Section 1: Comparing Numbers (<, >, or =)
1.
-5
<
2
2.
-8
<
-3
3.
0
>
-10
4.
-12
=
-12
5.
-15
<
-5
6.
4
>
-4
7.
-1
>
-100
8.
-25
<
24
9.
-3
<
0
10.
-50
>
-49
Section 2: Adding Integers
1.
5 + (-3) =
2
2.
-8 + 4 =
-4
3.
-6 + (-2) =
-8
4.
10 + (-12) =
-2
5.
-15 + 15 =
0
6.
-9 + (-5) =
-14
7.
20 + (-8) =
12
8.
-11 + (-11) =
-22
9.
-7 + 18 =
11
10.
14 + (-20) =
-6
Section 3: Subtracting Integers
1.
8 - 10 =
-2
2.
5 - (-4) =
9
3.
-6 - 3 =
-9
4.
-7 - (-2) =
-5
5.
12 - 20 =
-8
6.
-10 - (-10) =
0
7.
-15 - 5 =
-20
8.
-8 - (-12) =
4
9.
0 - 9 =
-9
10.
2 - (-11) =
13
Section 4: Word Problems
1.
The temperature in the morning was -5°F. By noon, it had risen by 12°F. What was the temperature at noon?
7°F
2.
A submarine was 200 feet below sea level (-200 ft). It then dove another 150 feet down. What is its new position?
-350 feet
3.
You have $50 in your bank account. You write a check for $65. What is your new account balance?
-$15
4.
A football team lost 8 yards on one play and then gained 15 yards on the next play. What was their total change in yards for the two plays?
+7 yards
5.
The temperature dropped from 10°F to -6°F. How many degrees did the temperature fall?
16 degrees