Saturday, 12 May 2012

Perimeter and Area problems


Mixed Perimeter and Area problems

  

Area


Area

 

The area of a shape is how much surface it has.  Areas can be measured in mm squared, cm squared and m squared.
 


Exercise 2

Find the area of the following compound shapes:

1)          

Perimeter


Perimeter 

Exercise 1

Calculate the perimeter of the following:

1.   

Monday, 7 May 2012

Time - The 24-hour clock

Using the 24 hour clock: Reading Time tables.

 
 
 
 

 

Time: a.m. and p.m.

a.m and p.m.

The day is split into two halves

 12 noon to 12 midnight = p.m.
12 midnight to 12 noon = a.m.


Exercise 2

Write the times


 

 

Time - The Clock


The Clock

Memorise:

 
The clock

60 seconds = 1 minute, 60 minutes = 1hour, 24 hours = 1 day


Exercise 1 

Division


Division

1.              96 ÷ 6

Find the cost to the nearest penny of:


Word Problems

Using Calculator


Mixed

You can use a calculator for these:

Multiplication


Multiplication Square

X
1
2
3
4
5
6
7
8
9
10
1
1
2
3
4
5
6
7
8
9
10
2
2
4
6
8
10
12
14
16
18
20
3
3
6
9
12
15
18
21
24
27
30
4
4
8
12
16
20
24
28
32
36
40
5
5
10
15
20
25
30
35
40
45
50
6
6
12
18
24
30
36
42
48
54
60
7
7
14
21
28
35
42
49
56
63
70
8
8
16
24
32
40
48
56
64
72
80
9
9
18
27
36
45
54
63
72
81
90
10
10
20
30
40
50
60
70
80
90
100


Long Multiplication
Exercise 2

 

Quick Check

Making Sure

1.    Find the area of a rectangle 120m by 60m 

Probability


Probability is a measure or estimate of the likelihood of an event happening;


Examples uses of probability in life include:

Mean, Median, Mode and Range problems


1) Find the range, median, modal and mean rainfall values for the time period below: 

 




 

Mean, Median, Mode and Range


The Mean

The mean of a set of numbers is the average value of the set.

Wednesday, 2 May 2012

Tuesday, 1 May 2012

Numbers Quick Check


Quick Mental maths  

1.   

10.              

4. 

Square and Cube Numbers

A square number is a number multiplied by itself. Square root is the opposite of square numbers.