Number Knowledge
7x8
56
What is ½ written as a decimal?
0.5
How many sides does a hexagon have?
6
45 + 27?
72
I am an even number between 10 and 20. I am also a multiple of 3. What am I?
12 or 18
What is half of 150
75
Which is bigger: 0.6 or 0.56?
0.6
How many degrees are in a right angle?
90°
100-37
63
I have even 3 sides What could I be?
A triangle
What is 25% of 200
50
What is ¾ written as a percentage?
75%
What is the perimeter of a rectangle that is 8 cm long and 4 cm wide?
24cm
12x15
180
I am thinking of a number. It is greater than 20, less than 40, and divisible by 5. What numbers could I be?
25,30,35
I am thinking of a number. I multiply it by 4 and get 84. What is my number?
21
What is 20% of $80?
$16
What is the area of a rectangle that is 12 m long and 5 m wide?
60 m²
You have $50 and spend $17.50. How much do you have left?
$32.50
I have a number. I double it, then add 10, and get 50. What was my number?
20
What number is 3,000 more than 47,856?
50,856
A pizza is cut into 8 equal pieces. You eat 3 pieces. What percentage of the pizza is left?
62.5
A square has an area of 81 cm². What is the length of each side?
9cm
A class has 28 students. They are put into groups of 4. How many groups are there?
7
A farmer has chickens and cows. There are 10 animals altogether and 28 legs. How many chickens and how many cows?
6 chickens and 4 cows