Ordering, Classifying, and Estimating Rational Numbers

Place the following numbers in ascending order.
0.9, -1.2, -1.3, 0.8

• -1.3, -1.2, 0.8, 0.9
• 0.8, 0.9, -1.2, -1.3
• -1.2, -1.3, 0.8, 0.9
• 0.9, 0.8, -1.2, -1.3

Which comparison symbol should be placed between the two numbers?
-1.98                 -1.97

• <
• >
• =

Which comparison symbol should be placed between the two numbers?
l -8 l           -8

• >
• <
• =

Place the following numbers in descending order.
-10, 12, -2, 0, 1, -12

• 12, 1, 0, -2, -10, -12
• -12, -10, -2, 0, 1, 12
• 12, -12, -10, -2, 1, 0
• 12, 1, 0, -12, -10, -2

Absolute value is...

• the opposite of a number.
• how far the number is from zero.
• always 0.

Which number has the greatest absolute value?
-5     or     -1.5

• -5
• -1.5

Place the numbers in ascending order.
-2.5, -3.5, -1.5, -2.4, 0, -3.75

• -3.75, -3.5, -2.5, -2.4, -1.5, 0
• 0, -1.5, -2.4, -2.5, -3.5, -3.75
• -1.5, -2.4, -2.5, -3.5, -3.75, 0
• 0, -3.75, -3.5, -2.5, -2.4, -1.5

The number 0 is first classified as a...

• natural number.
• whole number.
• integer.
• rational number.

The number -4 is classified as:
I. Whole Number
II. Integer
III. Rational Number

• II and III only
• II only
• I, II, and III
• III only

All integers are whole numbers.

• True
• False