Number
45.1-23.5
21.6
Jim thought of a number. He doubled it and added nine. The answer was forty-nine. What number did he think of?
20
Alannah has 300 scarves that she takes to a market to sell. Alannah sells 7/10 of the scarves. How many does she sell?
210
What is 15 out of 25 as a percentage?
60
This number is a factor of 16
This number is prime
2
28x13
364
3(2x + 1)
6x+3
20/40 as a decimal+ 0.3?
0.8
I have a bag with 10 red balls and 5 green balls. What is the probability of choosing a red ball?
10/15 or 2/3
Recite pi on the board from memory
3.1415926535897932384 (At least these digits)
468 divided by 3
156
Simplify:
3x + 2y - 4x + y
-x + 3y
23/25 as a percentage?
92%
What is the probability of rolling an even number on a dice?
3/6 or 1/2
What is the next number in this sequence:
1,1,2,3,5,8 ?
13
1/3+2/6
4/6 or 2/3
Solve:
3x + 15 = 45
x=10
On spot question!
What is the name of the shape with 2 pairs of parallel sides (and no right angles)?50PT bonus for correct spelling!
Parallelogram
What is 15% of 240?
36
3x+10 = x-5
-7.5
What is 2/25 of 632 rounded to one significant figure?
50
A square has a perimeter of 24cm.
What is its area?
36CM2