Grade 6 Number System Revision

Which number is composite?

• 5

• 8

• 11

• 17

Which number is prime?

• 3

• 4

• 6

• 9

What refers to 2 numbers with the same distance from zero on a number line?

• equal

• inequality

• opposites

• absolute value

This is the distance of a number from zero on a number line.

• integers

• Absolute Value

• rational numbers

• factors

A statement between two unequal expressions.

• equation

• inequality

• integers

• whole numbers

What numerical expression is represented by an elevator on the 8th floor that went down by 3 floors and up again by 6 floors?

• 8 - 3 + 6

• 8 + 3 - 6

• 8 + 3 + 6

• 8 - 3 - 6

An elevator on the 8th floor that went down by 3 floors and up again by 6 floors is now in ______ floor.

• 10th floor

• 11th floor

• 12th floor

• 13th floor

What is (-2) + (-7)?

• 5

• 9

• -5

• -9

Divide

 $\frac{3}{5}\div\frac{1}{2}$  

•  $\frac{3}{5}\times\frac{2}{1}=\frac{6}{5}$  

•  $\frac{3}{5}\times\frac{2}{1}=\frac{5}{5}\ or\ 1$  

•  $\frac{5}{3}\times\frac{1}{2}=\frac{5}{6}$  

•  $\frac{5}{3}\times\frac{2}{1}=\frac{10}{3}$  

What is the result of (-2.5) x (-2.5)?

• 5

• -6.25

• 6.25

• -5