8 Maths Mental 5

 $5\times9$  

 $0.5\times0.9$  

 $3+2\times4+5$  

which of these represents the least amount?

• 0.35

• $\frac{12}{50}$

• 25%

• 

What are the missing prime numbers that are less than 20?

In 1933, Wiley Post flew around the world in 7 days, 18 hours. Wiley's trip would best be described as flying around the ______________ of the earth

• perimeter

• area

• volume

• diameter

What's the number that completes the following problem

Find the number that completes the following problem

 $3\times3\times3\times3=3^x$  then  $x=$  

 $24+51+14$