MATH: INTEGERS

Concept of Integers

10

Express the following as a positive or negative integer:

100 m above sea level

Positive

20

Write an integer to represent the situation:

Receiving a Php 500 weekly allowance

+500

30

Write an integer to represent the situation:

Being 2 hours late to a meeting

-2

40

Write the word right or left in the blank to show the correct direction of the number from the given reference point:

-5 is to the ____ of -3

Left

50

On a number line, the point is moved 6 places to the left from +2. On which integer would the point be?

-4

Comparing and Ordering Integers

10

True or False:

The smallest integer is 0

False

20

Write >,< or = to make the statement true.

-125 __ 0

<

30

Write >,< or = to make the statement true.

-2 __ -25

>

40

Arrange the numbers in ASCENDING order.

-5, 1, 3, 0, -11

-11, -5, 0, 1, 3

50

Arrange the numbers in DESCENDING order.

-0.5, 0, 1, -1, -40

1, 0, -0.5, -1, -40

Addition of Integers

10

(-4) + (-7)

-11

20

(+13) + (-9)

+4

30

(-54) + (+45)

-9

40

(+45) + (+11) + (-45)

+11

50

(+17)+(-14)+(-21)

-18

Subtraction of Integers

10

(+4) - (-6)

+10

20

(-11) - (-5)

-6

30

(-21) - (+37)

-58

40

(+10) - (-4) - (+6)

+8

50

(+51) - (-7) - (-24)

+82

Multiplication and Division of Integers

10

(+6)(+8)

+48

20

(-45) ÷ (-5)

+9

30

(-13)(+7)

-91

40

(+21) ÷ (-7)

-3

50

(-120) ÷ (+4)

-30