8 Maths Mental 2

 $\frac{12}{2}\times\frac{1}{3}$  

(a)  

use the correct symbol  $=,>,\ or<$  

 $\frac{3}{10}+\frac{7}{10}$   (a)    $\frac{3}{10}\times\frac{7}{10}$  

Which of the following does not belong?

• two-tenths

• 0.2

• 20%

• 

The distance between two cities would most likely be measured in:

• mm

• cm

• m

• km

The shaded area in figure B is (a)   times greater than the shaded area in figure A

What is the perimeter around the shaded shape?

(a)  

In the graph, ________________ has five times as much money as ________________.

(a)  

If $a=4,\ b=6$  find  $ab=$  

(a)  

If $a=4,\ b=6,\ c=2$  find  $\frac{a+b}{c}$  

(a)  

If $b=6$  find  $b^2$  

(a)