Real World Numbers and Operations

Apply properties of operations as strategies to multiply and divide rational numbers. Solve: -2 x -7 =

• 14

• -14

• 9

• -9

Apply properties of operations as strategies to multiply and divide rational numbers. Solve: -3 X 0 =

• 3

• -3

• 0

Apply properties of operations as strategies to multiply and divide rational numbers. Solve: 3 X 0 =

• 3

• 0

• -3

Apply properties of operations as strategies to multiply and divide rational numbers. Solve: 1 x -1 =

• -1

• 2

• 1

• -1

Apply properties of operations as strategies to multiply and divide rational numbers. Solve: -1 X -6 =

• 7

• -6

• 6

• -7

When you add two rational numbers, the sum is...

• always rational

• sometimes rational, sometimes irrational

• always irrational

• never rational

A repeating decimal or decimal that terminates is called a 

• Natural Number

• Irrational Number

• Rational Number

• Whole Number

When multiplying or dividing a NEGATIVE and POSITIVE number your result will be...

• Positive

• Negative

• Depends on which is bigger.

Find the best estimate for √18 .
Look at the number line.

• 4.2

• 4.4

• 5.1

• 4

When you multiply two rational numbers, the sum is...

• always rational

• sometimes rational, sometimes irrational

• always irrational

• never rational