Rational Explorations: Numbers and Their Opposites

Click on the image - Write the number positioned at point A.

In order for two numbers to be consider opposites they MUST...

• be both positive numbers

• be located on different sides from ZERO.

• have the same Distance from Zero and be located on opposite sides of the number line

• have the same Value

Lost $300 can be written as which of the following Integers?

• -300

• 300

• both 300 and -300

• neither 300 or -300

Gained 35 pounds can be written as the following Integer?

• -35

• 35

• both 35 and -35

• neither 35 or -35

Descended 23 feet can be written as which of the following Integers.

• both 23 and -23

• neither 23 or -23

• 23

• -23

Temperature dropped 45 degrees can be writting as which of the following Integers.

• 45

• -45

• both 45 and -45

• neither 45 or -45

Which of the following list of words will give you a positive Integer.

• decrease, decline, withdraw, loss, below sea level

• increase, raise, deposit, gain, above sea level

• at sea level, no change, broke even

• none

Which of the following list of words will give you a negative Integer.

• decrease, decline, withdraw, loss, below sea level

• increase, raise, deposit, gain, above sea level

• at sea level, no change, broke even

• none

Put the rational numbers in order from least to greatest.
-1, -1.1, -1.5, -1.15, -0.5

• ^{-1.5, -1.15, -1.1, -1, -0.5}

• ^{-1.1, -1, -1.5, -1.15, -0.5}

• ^{-0.5, -1.1, -1, -1.5, -1.15}

Which set of rational numbers is arranged from greatest to least?

• -6/5, -1/2,0, 1/9, 0.6, 1.0

• 7/6, 0.9, 1/2, 3/8, -1/10, -0.7

• -3.25, 1/8, 7/5, 0.5, 1/3, 5/6

• 9/8, 7/6, -5/12, -1.1, -10/5, -3.6