Transcript Compilation - Whiteboard Maths

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This Demo shows just 40 of the 10,000 available slides and
takes 10 minutes to run through. Please note that in the proper
presentations the teacher controls every movement/animation
by use of the mouse/pen. Click when ready
Whiteboardmaths.com
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© 2004 - 2008 All rights reserved
Click once only to start
In addition to the demos/free presentations in this area there are at
least 8 complete (and FREE) presentations waiting for download under
the My Account button. Simply register to download immediately.
What would you like to do?
You can do almost anything?
Lets start by getting our
Bearings!
Bearings
Air Traffic
Controller
Bearings
360/000o
N
1. Measured from North.
2. In a clockwise direction.
060o
270o
60o
W
090o
E
3. Written as 3 figures.
S
180o
N
W
145o
S
N
N
E
145o
W
230o
230o
S
315o
E
W
315o
S
E
A 360o
protractor is
used to measure
bearings.
315o
Bearings
Use your protractor to
measure the bearing
of each point from the
centre of the circle.
360/000o
350o
N
020o
NW
(Worksheet 1)
045o
NE
290o
270o
080o
W
E
250o
110o
SW
225o
SE
210o
S
180o
160o
135o
090o
Which of your students is destined
to become an AirTraffic Controller?
ACE
Controller
Contest
Using the supplied worksheet give
them 5 minutes to estimate the
bearings of the 12 aircraft then see
who has the lowest average error.
N
360/000o
7
325o
010o
8
310o
040o
1
ACE
060o
Controller
Contest
4
280o
11
12
2
Estimate the
bearing of
each aircraft
from the
centre of the
radar screen.
090o E
W 270o
3
Control
Tower
250o
235o
5
10
9
120o
6
195o
180o
S
155o
Air Traffic
Controller
Explain about Faces,
edges and vertices.
Faces, Edges and Vertices
Please note:
Full presentation
has sound.
A square based
pyramid has:
Faces
Edges
Vertices
5
8
5
Look at Factors and
Multiples?
Factors and Multiples
Some of the numbers in the pentagons are factors of the
number in the central decagon. Which ones?
3
16
15
20
13
36
6
7
14
Please note:
Full presentation
has sound.
18
9
Take a Break with the
Mental Maths 5000 area
Please note that the authentic sound
effects that accompany the Mental
Maths presentations are not available
with this demo.
Click the buttons to choose your table.
2
3
4
5
6
7
8
9
10 11 12
1x7
2x7
3x7
4x7
5x7
6x7
7x7
8x7
9x7
10 x 7
11 x 7
12 x 7
Back to Board
7
14
Please note:
Full presentation
has sound.
35
42
56
70
1
Work out the score for the 3 rings.
3
8
9
6
10
2
7
5
4
Please note:
Full presentation
has sound.
20
2
Work out the score for the 3 rings.
3
8
9
6
10
2
7
5
4
17
Please note:
Full presentation
has sound.
Some work on
recognising fractions?
Recognising Fractions
Fractions show proportions. They compare the parts into
which an object is divided with the whole object.
3 parts of this
regular octagon
are blue.
8
There are
equal
parts in total.
So we write fraction blue =
3
8
Recognising Fractions



 
What fraction of the people are wearing hats?
5
18
Recognising Fractions
Write down the fraction for the indicated colour in each case.
b
a
yellow
1
4
c
blue
3
5
red
e
d
green
5
12
2
3
f
pink
4
9
blue
Shapes
Questions
7
10
Explain about planes of
symmetry?
Triangular Based Prisms
An equilateral triangular based prism has four planes of symmetry.
Choose a tessellation?
There are 8 distinct semi-regular tessellations.
The tiles for 4 of them are shown below.
Click
button
to view
Click to exit
TAKE THE
TEMPERATURE?
oC
60
50
40
30
20
10
0
-10
-20
-30
Read the temperature on the
thermometer as it changes.
oC
60
50
40
30
20
10
0
-10
-20
-30
Read the temperature on the
thermometer as it changes.
-150C
oC
40 degrees
oC
60
60
50
50
40
30
40
30
20
20
10
10
0
0
-10
-10
-20
-30
-20
-30
Cairo
What is the difference
in temperature between
Cairo and Helsinki?
Helsinki
Use negative numbers
at the seaside?
60m
50m
40m
40m
Estimate the height above or below sea level of
the following points:
20m
20m
0m
-5m
-10m
-20m
-30m
-45 m
-40m
-60m
Rotational
Symmetry?
Rotational Symmetry
Order 1
The order of
rotational symmetry
that an object has is
the number of times
that it fits on to itself
during a full rotation
of 360 degrees.
Rotational Symmetry
Order 1
The order of
rotational symmetry
that an object has is
the number of times
that it fits on to itself
during a full rotation
of 360 degrees.
2
1
Order 2
Rotational Symmetry
Order 1
The order of
rotational symmetry
that an object has is
the number of times
that it fits on to itself
during a full rotation
of 360 degrees.
3
2
1
Order 3
2
1
Order 2
Rotational Symmetry
Order 1
The order of
rotational symmetry
that an object has is
the number of times
that it fits on to itself
during a full rotation
of 360 degrees.
3
2
2
1
Order 2
3
4
1
Order 3
2
Order 4
1
Use a number Line?
Fractions, Decimals and Percentages
Fraction
1
0
2
6
9
10
10
10
Decimal
1
0
0.3
0.5
0.7
Percentage
100%
0%
10%
30%
60%
80%
Measure an angle?
1
Measuring
Angles with a
180o Protractor
50o
2
0 on the inside so
use inside scale
67o
0 on the outside so
use outside scale
Bisect an angle
C
A
B
Draw a Pie Chart?
Drawing Pie Charts
Favourite Sport
Rugby
75
Football
90
Cricket
45
Ice Hockey
60
Squash
30
Total
300
R u g b y a n g le =
F o o tb a ll a n g le =
C ric k e t a n g le =
75
300
90
300
45
300
Ic e H o c k e y a n g le =
S q u a s h a n g le =
x 360  90o
x 3 6 0  1 0 8o
x 360  54o
60
300
30
300
In a survey, people were asked to
indicate which one of five sports they
liked best. The information is given in
the table. Display the information in a
pie chart.
x 360  72
o
x 360  36o
Drawing Pie Charts
Favourite Sport
Rugby
75
Football
90
Cricket
45
Ice Hockey
60
Squash
30
Total
300
R u g b y a n g le =
F o o tb a ll a n g le =
C ric k e t a n g le =
75
300
90
300
45
300
Ic e H o c k e y a n g le =
S q u a s h a n g le =
x 360  90o
x 3 6 0  1 0 8o
x 360  54o
60
300
30
300
In a survey, people were asked to
indicate which one of five sports they
liked best. The information is given in
the table. Display the information in a
pie chart.
x 360  72
o
x 360  36o
Drawing Pie Charts
Favourite Sport
Rugby
75
Football
90
Cricket
45
Ice Hockey
60
Squash
30
Total
300
R u g b y a n g le =
F o o tb a ll a n g le =
C ric k e t a n g le =
75
300
90
300
45
300
Ic e H o c k e y a n g le =
S q u a s h a n g le =
x 360  90o
x 3 6 0  1 0 8o
x 360  54o
60
300
30
300
In a survey, people were asked to
indicate which one of five sports they
liked best. The information is given in
the table. Display the information in a
pie chart.
x 360  72
o
x 360  36o
Drawing Pie Charts
Favourite Sport
Rugby
75
Football
90
Cricket
45
Ice Hockey
60
Squash
30
Total
300
R u g b y a n g le =
F o o tb a ll a n g le =
C ric k e t a n g le =
75
300
90
300
45
300
Ic e H o c k e y a n g le =
S q u a s h a n g le =
x 360  90o
x 360  108
300
300
o
x 360  54o
60
30
In a survey, people were asked to
indicate which one of five sports they
liked best. The information is given in
the table. Display the information in a
pie chart.
x 360  72
o
x 360  36o
Football
Take a Break with the
Mental Maths 5000 area
Please note that the authentic sound
effects that accompany the Mental
Maths presentations are not available
with this demo.
Please note:
Full presentation
has sound.
Fractions of Quantities
2
1
6
3
5
2
3
1
2
60
1
3
20
4
5
1
4
1
5
48
15
24
12
6
2
5
3
4
8
30
18
6
Please note:
Full presentation
has sound.
Fractions of Quantities
3
1
6
3
5
2
3
1
2
60
1
3
20
4
5
1
4
1
5
48
15
24
12
6
2
5
3
4
8
30
18
10
Subtract
Add
1
Multiply
Divide
Level 3
5
10
13
18
8
17
48
Please note:
Full presentation
has sound.
3
12
54
11
19
20
16
2
60
9
6
72
7
15
21
24
4
84
Subtract
Add
2
Multiply
Divide
Level 3
5
10
13
18
8
17
48
Please note:
Full presentation
has sound.
3
12
54
11
19
20
16
2
60
9
6
72
7
15
21
24
4
44
Subtract
Add
3
Multiply
Divide
Level 3
5
10
13
18
8
17
48
Please note:
Full presentation
has sound.
3
12
54
11
19
20
16
2
60
9
6
72
7
15
21
24
4
54
Subtract
Add
5
Multiply
Divide
Level 3
5
10
13
18
8
17
48
Please note:
Full presentation
has sound.
3
12
54
11
19
20
16
2
60
9
6
72
7
15
21
24
4
9
A bit of stitching?
Demo 4
8 Parabolas
Or just simply ride
your bike!
Wheels in Motion
The Cycloid
It’s true! The point at the bottom
of a moving wheel is not moving!
Wheel
Choose
Order Forms/New for V5
to view latest material and
other catalogues.
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