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Integers
Math

 Name _____________________________ Date ___________________
Integers
Write an integer to represent each description.
 1 * This is a pre-made sheet.Use the link at the top of the page for a printable page.
 2 A loss of \$38,323 on an investment.
 3 14 units to the right on a number line.
 4 8 units to the left on a number line.
 5 A raise of \$3,000.
 6 Seventy-six feet above sea level.
 7 The stock market went up 145 points today.
 8 The football player had a 20 yard loss on the play.
 9 A loss of six pounds.
 10 One hundred two feet below sea level.

Put the integers in order from least to greatest.
 11 59, -13, 43, -26, -62, 34, 16
 12 -22, 7, 8, -3, -4, 19, -8, 14, 3, 18, 12
 13 13, -28, -12, -34, -9, 6, -41, 21
 14 -22, 22, 33, -30, 14, 7, 40, 17, 11

Complete.
15.
 36 + ( -38 + 3 + -47 + -22 ) - 34
16.
 -25 + 42 + -38 + -39
17.
 24 + 35 + -41
18.
 26 + -11 + 25
19.
 4 + 7 + -22 + -46 + -49
20.
 21 + ( 25 + 42 + -22 )

Fill in the missing number.
21.
 _____ + -23 + -19 + -32
=
 -56
22.
 -20 + -4 + -26 + 22 + _____
=
 -53
23.
 -33 + -47 + _____
=
 -96
24.
 36 + -14 + -14 + _____
=
 11
25.
 -11 + _____ + 21 + -20 + 31
=
 25
26.
 29 + _____ + -5
=
 -3

 Key #2
Complete.
27.
 -34 - -44
28.
 26 - -48
29.
 40 - -16
30.
 -38 - -10
31.
 6 - -19
32.
 -26 - 2
33.
 -14 - 11
34.
 43 - 47
35.
 -18 - 23

Fill in the missing number.
36.
 -8 - 29 - -6 - _____
=
 -73
37.
 -47 - _____ - -8
=
 -44
38.
 24 - 16 - -22 - 34 - _____
=
 21
39.
 _____ - -35 - 49 - -28
=
 18
40.
 18 - 35 - _____ - -38 - -40
=
 28
41.
 _____ - 29 - 32
=
 -32

Complete.
42.
 -15 + -48
43.
 -13 - 8
44.
 -49 + -40
45.
 -42 - 34
46.
 -42 - -15
47.
 39 - 40
48.
 -34 + 48
49.
 -6 + -39
50.
 41 - -27

Fill in the missing number.
51.
 _____ + 3
=
 -20
52.
 -28 + _____
=
 -17
53.
 27 - _____
=
 45
54.
 _____ - 43
=
 6
55.
 _____ - 17
=
 22
56.
 -12 + _____
=
 -53
57.
 _____ - 32
=
 -77
58.
 -3 + _____
=
 0
59.
 _____ - -24
=
 43

 Key #2
Complete.
60.
 -34 × 41
61.
 -29 × 10
62.
 -45 × -24
63.
 8 × 33
64.
 -20 × 43
65.
 -33 × -6
66.
 -36 × -22
67.
 -13 × -44
68.
 49 × 43

Fill in the missing number.
69.
 _____ ÷ -9
=
 1
70.
 551 ÷ _____
=
 -19
71.
 _____ ÷ 5
=
 14
72.
 -170 ÷ _____
=
 -10
73.
 36 ÷ _____
=
 -12
74.
 _____ ÷ -10
=
 4
75.
 _____ ÷ 10
=
 6
76.
 26 ÷ _____
=
 13
77.
 22 ÷ _____
=
 2

Fill in the missing negative signs to complete each equation.
78.
 ___48 - ___28 - ___26
=
 50
79.
 ___14 + ___13 - ___10 × ___49 - ___41
=
 532
80.
 ___24 + ___21
=
 -3

Complete.
 81 |-10|
82.
|
 -24 + 30
|

83.
|
 -8 + -3
|
-
|
 -34 - 11
|

84.
|
 -40 + 42
|
+
|
 -9 + 36
|

85.
|
 -18 - 7
|

 86 |-3|

 Key #2
Solve.
87.
 b3
=   -3

 88 8b   =   -80
 89 -50   =   -5a
 90 n ÷ 21   =   -4
 91 132   =   -11a
 92 96   =   -12a

Solve.
 93 -70 + y   =   29
 94 n ÷ -44   =   -8
 95 -2b   =   -22
 96 x - -56   =   -20
 97 -108   =   9a
98.
x +
 559-9
=   17

Complete.
 99 It is a very good toad season. Toads are everywhere! You decide to go out at night and count how many are in the front yard. Last night you counted eighteen. Tonight you find twenty-four. How many more are there tonight compared to last night?
 100 Brittany is very interested in cryogenics (the science of very low temperatures). With the help of her science teacher she is doing an experiment on the affect of low temperatures on bacteria. She cools one sample of bacteria to a temperature of -54°C and another to -88°C. What was the temperature difference in the two experiments?

Complete.
 101 Give 4 integers whose product is less than zero and whose sum is -18.
 102 Anytime the temperature is 0°C or less, liquid water begins to freeze. Make a mathematical rule in the form of an equation that will return the temperature of water from below 0°C to exactly one degree above its freezing point.

Sample
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