Integer Vocabulary

What is the opposite of -5?

• -5

• 5

Answer explanation

The opposite of a NEGATIVE number is a POSITIVE number.

Tags

CCSS.6.NS.C.6A

What is the opposite of 0?

• -0

• 4

• 0

Answer explanation

Zero is its own opposite.

Tags

CCSS.6.NS.C.6A

What is the opposite of -(-2)

• 2

• -2

Answer explanation

-(-2) reads "the opposite of negative 2". The opposite of a negative is positive. So -(-2) = 2. Now what is the opposite of that?

Tags

CCSS.7.NS.A.1B

7 and -7 are opposite numbers because....

• the numbers are equal to each other.

• they look the same.

• they are both the same distance away from 0.

Answer explanation

Opposite numbers are on opposite sides of zero and they SAME distance away from 0.

Tags

CCSS.6.NS.C.6A

Which number(s) are rational?

• -5

• 2.6

• $0.\overline{3}$

• $4\frac{1}{5}$

• $\pi$

Answer explanation

Rational numbers are any number that can be written as a fraction. This list includes:
-integers
-whole numbers
-fractions (proper, improper & mixed)
-decimals that end
-decimals that repeat

Which numbers are rational?

• $7.\overline{6}$

• 2.718......

• $\sqrt{6}$

• -8

• 0

Answer explanation

Rational numbers are numbers that can be written as a fraction. This list includes
-integers
-whole numbers
-fractions (proper, improper & mixed)
-decimals that end
-decimals that repeat

What is the sign of 0?

• Positive

• Negative

• It doesn' t have a sign

Answer explanation

Zero divides the negatives from the positives.

Tags

CCSS.7.NS.A.1A

Which numbers are integers?

• 0

• 5.2

• -4

•  $\frac{3}{1}$  

•  $\frac{2}{3}$  

Answer explanation

Integers are positive and negative whole numbers and zero.

Which number is NOT an integer?

• -20

• 5

• -7

• 3.2

 $\left|2\right|$  is read "the absolute value of 2".  To find its value, determine the distance that the number is away from 0.

•  $\left|2\right|=2$  

•  $\left|2\right|=-2$  

•  $\left|2\right|=5$  

•  $\left|2\right|=0$  

Answer explanation

2 is 2 units to the right of 2, so the answer is 2.

Tags

CCSS.6.NS.C.7C