Real World Integers

I can add, subtract, multiply & divide integers in a real world context

What is an Integer?  

Integers: All

whole numbers

and their

opposites.

So ALL POSITIVE and NEGATIVE numbers

(including zero)

We use integers in our everyday life!

Examples of Real World Integers

Money •  The positive numbers

represent income while the negative numbers represent debt.

Examples of Real World Integers

History •  BC years are like

negative numbers and AD are like positive numbers.

Examples of Real World Integers

Golf

•  The game of golf is different in that the lower the integer, the better the score. The integer represents the number of strokes below par for the golfer. For example, these are golfers scores for a match.

Examples of Real World Integers

Football •  The number of yards

towards your goal represents a positive integer and the number of yards away from your goal represents a negative integer.

Examples of Real World Integers

Temperature

•  Thermometers are really number lines that stand

upright. The numbers can be thought of as

temperature changes. Positive numbers make the temperature indicator rise.

Negative numbers make the temperature indicator fall.

Examples of Real World Integers

Elevation •  The number of feet

above sea level is a positive number and the number of feet below sea level is a negative number.

In the following chart, make a list of as many words as you can that tell you if the integer will be

positive or negative!

With your

shoulder

partner

2 minutes

gain

ascend

loss

descend

Test your Integer Intellegence!

•  Everyone open their Chromebooks

•  Link to the Website:

•  http://www.sheppardsoftware.com/mathgames/integers/mathman_integer_parse.htm

Real-World Integer