Integers (Amit Gupta)

9+(-21)

• 3

• -12

• NONE OF THESE

• 30

-12+0

• -12

• 0

• 12

• 21

Integers are not closed under

• Addition

• Subtraction

• Multiplication

• Division

The minimum temperature in Stanthorpe was -5⁰C. On the same day in Cairns the minimum temperature was 17⁰C.

Calculate the temperature difference.

• 12⁰C

• -12⁰C

• 22⁰C

• 5^oC

-99 x 53+ (-99) x 46

• -8811

• -9702

• -673

• -9801

What is an integer?

• A number

• Negative Number

• A number written without a fraction

• All the numbers

Which integers are less than 3?

• 4

• -5

• -36

• 0

• 12

Which answers are less than -3?

• -1

• -8

• -12

• 6

• 0

Which shows the integers in order from greatest to least?

• 20,6,-2,-13
• -2,6,-13,20
• -13,-2,6,20
• 20,-13,6,-2

An integer only consists of positive and negative whole numbers, decimals, and fractions

• True

• False