Please note the following There are three sets of posters Lower Primary Grades 1 3 on slides 3 7 Middle Primary Grades 4 5 on slides 9 13 and Upper Primary Grades 6 7 on slides 15 19 ID: 256118
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Slide1
Many thanks for purchasing the STAR model posters for personal use.
Please note the following:
There are three sets of postersLower Primary (Grades 1 – 3) on slides 3 – 7Middle Primary (Grades 4 – 5) on slides 9 - 13 andUpper Primary (Grades 6 – 7) on slides 15 - 19. The posters are set in the context of a problematised situation which gives a context to the STAR suggestions for problem solving.We hope that you and your students enjoy using these posters and we would appreciate any feedback that you might have.Yours sincerely
Johnny and Ann BakerNatural Maths
Be a
STAR
problem solverSlide2
The next 5 slides
are for
Lower PrimarySlide3
Be a
STAR
problem solverSort out …Think about …Action …Reflect on …What is the important information?What do you have to find out?Is there any missing information?Are there words that you don’t understand?What do you know that might help?Have you have done a similar problem?What strategy could you use?What will the answer tell you?Carry out the plan you have made.Check that you used all the given information.Estimate what the answer might be and cross-check with your answer.How effective was your strategy?Were you are satisfied with your solution?Would your strategy work for a different problem?© 2012 Natural MathsSlide4
© 2012 Natural Maths
Sort out …
Sort out …What is the important information?
What do you have to find out?Is there any missing information?Are there words that you don’t understand?
Be a STAR problem solverWhat isthis problem about?
What
does
tiddlywink
mean
?
Clare told Jake that she had 13 blue tiddlywinks and 19 red ones.
Jake said “I’ve got 12 blue, 16 yellow and 15 red ones.”
How many more tiddlywinks did Jake have than Clare?Slide5
Clare told Jake that she had 13 blue tiddlywinks and 19 red ones.
Jake said “I’ve got 12 blue, 16 yellow and 15 red ones.”How many more tiddlywinks did Jake have than Clare?
Think about …Be a STAR problem solver
Have you done a problem like this before?What strategy will you use?© 2012 Natural Maths
Think about …What do you know that might help?Have you have done a similar problem?What strategy could you use?What will the answer tell you?Slide6
Action …
Be a
STAR problem solver© 2012 Natural MathsHave you carried out your plan?
Have you used all the information?Action …Carry out the plan you have madeCheck that you used all the given information
Estimate what the answer might be and cross-check with your answer
Clare’s addition
13 + 19
b & c
12 + 20
= 32
12 + 15 + 16
31
nd
43
fn
& co
Jake’s additionSlide7
.
Reflect on…
Be a
STAR
problem solver© 2012 Natural MathsHow good was your strategy?Were you a STAR problem solver?
Reflect on …
How
effective
was your strategy?
Were you
are satisfied with your
solution?
Would your strategy work for a different problem?
32
4
2
43
Jake had 11 more tiddlywinks than
Clare.Slide8
The next 5 slides
are for
Middle PrimarySlide9
Be a
STAR
problem solverSort out …Think about …Action …Reflect on …What is the important information?What do you have to find out?Is there any missing information?Are there words that you don’t understand?What do you know that might help?Have you have done a similar problem?What strategy could you use?What will the answer tell you?Carry out the plan you have made.Check that you used all the given information.Estimate what the answer might be and cross-check with your answer.How effective was your strategy?Were you are satisfied with your solution?Would your strategy work for a different problem?© 2012 Natural MathsSlide10
© 2012 Natural Maths
Sort out …
Sort out …What is the important information?
What do you have to find out?Is there any missing information?Are there words that you don’t understand?
Be a STAR problem solverWhat isthis problem about?
What
does
Dollar Dazzler
mean
?
Max had $10 to spend in the Dollar Dazzler shop.
He bought 3 highlighters for $3.95, a drawing book for $2.55 and a pencil for $1.35.
He was given five coins as his change.
What were the five coins?Slide11
Max had $10 to spend in the Dollar Dazzler shop.
He bought 3 highlighters for $3.95, a sketch pad for $2.55 and a packet of coloured pencils for $1.35. He was given five coins as his change.What were the five coins?
Think about …Be a STAR problem solver
Have you done a problem like this before?What strategy will you use?
© 2012 Natural MathsThink about …What do you know that might help?Have you have done a similar problem?What strategy could you use?What will the answer tell you?Slide12
Action …
Be a
STAR problem solver© 2012 Natural MathsHave you carried out your plan?
Have you used all the information?Action …Carry out the plan you have madeCheck that you used all the given information
Estimate what the answer might be and cross-check with your answer
3.95 + 2.55 + 1.35
4.00 + 2.50 + 1.35
b&c
3.85
7.85
fnSlide13
.
Reflect on…
Be a
STAR
problem solver© 2012 Natural MathsHow good was your strategy?Were you a STAR problem solver?
Reflect on …
How
effective
was your strategy?
Were you
are satisfied with your
solution?
Would your strategy work for a different problem?
Max had a dollar, two 50c, a 10c and a 5c in his change.
7.85
7.90
$8
$9
$10
5c
10c
$1
2 × 50cSlide14
The next 5 slides
are for
Upper PrimarySlide15
Be a
STAR
problem solverSort out …Think about …Action …Reflect on …What is the important information?What do you have to find out?Is there any missing information?Are there words that you don’t understand?What do you know that might help?Have you have done a similar problem?What strategy could you use?What will the answer tell you?Carry out the plan you have made.Check that you used all the given information.Estimate what the answer might be and cross-check with your answer.How effective was your strategy?Were you are satisfied with your solution?Would your strategy work for a different problem?© 2012 Natural MathsSlide16
© 2012 Natural Maths
Sort out …
Sort out …What is the important information?
What do you have to find out?Is there any missing information?Are there words that you don’t understand?
Be a STAR problem solver
What
is
this problem
about?
What
does
prime
mean?
“How large was the fish you caught?” asked Max.
“It
was a prime number of centimetres
long.
2
cm longer,
and it would have
been a
multiple
of
3.
1
cm shorter,
and it
would've been a
square number.” said
Carlos.Slide17
“How large was the fish you caught?” asked Max.
“It was a prime number of centimetres long.2 cm longer, and it would have been a multiple
of 3.1 cm shorter, and it would've been a square number.” said Carlos.Think about …
Be a STAR
problem solverHave you done a problem like this before?What strategy will you use?© 2012 Natural Maths
Think about
…
What do
you know that might
help?
Have you
have done a similar
problem?
What
strategy
could you use?
What will the
answer
tell you?Slide18
Action …
Be a
STAR problem solver
© 2012 Natural MathsHave you carried out your plan?
Have you used all the information?Action …Carry out the plan you have madeCheck that you used all the given informationEstimate what the answer might be and cross-check with your answerSlide19
Reflect on…
The fish that Carlos caught was 37 centimetres long.
Thank goodness he didn’t catch me!
Thank goodness he didn’t catch me!
Be a STAR
problem solver
© 2012 Natural Maths
How good was your strategy?
Were you a STAR problem solver?
Reflect on …
How
effective
was your strategy?
Were you
are satisfied with your
solution?
Would your strategy work for a different problem?