What you know bout integers

Which of the following sets of numbers contains ONLY integers?

• {4, -7, 0, -1/2}

• {-6, 8, 1, 0, -2}

• {0, 1.25, 10}

• {-10, 13, π, 7}

Which definition most accurately describes the term 'integers'?

• The set of all whole numbers less than 100.

• The set of all whole numbers as well as fractions & decimals.

• The set of all whole numbers and their opposites (negatives), does NOT include fractions & decimals.

• Only the numbers -10 through 10.

Which two numbers are 'opposites'?

• 5 and 10

• 2/3 and 3/2

• 0 and 100

• -7 and 7

Which definition most accurately describes the term 'opposites'?

• Numbers with the same distance from zero, but on different sides of zero on the number line.

• Even numbers and odd numbers.

• Any positive number and any negative number.

• Fractions and their reciprocals.

Which number should fill in the box at the location on the number line marked below?

• -2

• Number line with a box at -2

• 2

• 4

Which comparison statement is FALSE?

• 5 > -5

• -4 > -3

• -1 > -2

• 0 > -1

Which definition most accurately describes the term 'absolute value'?

• The value of a number when it is cut in half.

• The opposite of a number.

• A number's distance from zero on a number line (written as a positive distance).

• The decimal form of a number.

Evaluate: |−8|

• 8

• -8

• 4

• -8.0

Evaluate: |10|

• -10

• -5

• 10

• 5

Which expression has been simplified INCORRECTLY?

• −(−9) = 9

• −(+9) = −9

• +(−9) = −9

• +(9) = −9