Definitions
Negative number
A negative number is a number less than 0.
543
Five hundred fourty three
298
200+90+8
5 _____ 2
5 > 2
The submarine is fifty metres underwater. What integer represents this scenario.
-50
Natural number
A natural number is a positive integer (whole number).
4038
Four thousand thirty eight
306
300+6
0 _______ -4
0 > -4
The elevator is on floor 24. It lowers to floor 19. What integer represents this scenario
Integer
An integer is a whole number, positive or negative.
13, 920
Thirteen thousand nine hundred twenty
9005
9000+5
-4 ______ 1
-4 < 1
The temperature of the day starts at -1 degrees Celsius. During the day the temperature peaks to 5 degrees Celsius. How much did the temperature go up by?
+6
Fraction
A fraction is a part of a whole with a numerator and denominator.
506,800
Five hundred six thousand eight hundred
304,049
300,000+4000+40+9
-5 ____ -10
-5 > -10
A submarine started at the surface and descended 20 meters underwater. Write an integer that represents this scenario.
-20
Zero
Zero is a number with no quantity
1,800,023
One million eight hundred thousand twenty three
1,902,601
1,000,000+900,000+2000+600+1
1/5 _____ 5/1
1/5 < 5/1
Thomas’s investment goes from $1500 to $1450. Use a positive or negative sign to represent the scenario
-50