| What is a vuvuzela? |
P3 Math: Comparisons Between 2 Parties
P3 Math : TRUE or FALSE or NOT POSSIBLE TO TELL?
| Statements | TRUE | FALSE | NOT POSSIBLE TO TELL |
| Chris and Dave have a total of $20 | |||
| Ben and Chris have a total of $60 |
P3/P4 Math: Reverse Model Drawing
To assist P3 and P4 Math students with comparison model drawing,
such visual aids may be useful.
Instead of having them draw the model,
have them fill in a partially drawn model first.
If the student is able to fill in all the missing boxes, the model should be able to instruct them on how to find the answer.
P3/P4 Math: Before and After Basic (Twice , Thrice and 4 times)
One of the models will remain the same.
Kenny have 64 tickets more than Lawrence at first
After Kenny sold 10 tickets,
Kenny still has thrice as many tickets as Lawrence.
How many tickets does Lawrence have?
P3 Math: Gaps and Objects
P3 Math: Comparison Models with Total Mass given
Such questions often appear in P3 WA2 or SA2 and will appear in Section C of the P3 Exam paper
Sherlyn have 1kg20g of fruits more than Peter.
The two children has a total 5kg400g of fruits altogether.
What is the mass of the fruits that Sherlyn have?
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| Top 20 edibles that are richest in Vitamin C |
P3 Math: Part Whole Model with Total Height(or Length) given
Such questions often appear in P3 WA2 or SA2 and will appear in Section C of the P3 Exam paper
Larry had 4m 2cm of ribbon at first.
He used 80cm of the ribbon to tie a present.
He gave 2m 43cm of the ribbon to Eddie.
What length of the ribbon did Larry have left now?

P4 Math: Assumption
In a carpark of 30 cars and motorcycles,
these vehicles have a total of 100 wheels.
How many motorcycles are there in this carpark?
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| What goes on at a car manufacturing plant? |
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P3 Math: Repacking total to different multiples
Brad has 7 boxes of toy soldiers.
Each box contains 27 toy soldiers exactly.
He removed them from the boxes
and packed them into bags of 3.
a) How many toy soldiers does he have at first?
b) How many bags of toy soldiers will Brad have at the end?

P3 Math: Guess and Check
This is a precursor to "Assumption" which will be the arithmetic method that they will learn in P4.
There are 22 chickens and cows in a farm.
These 22 animals have a total of 58 legs.
How many animals in this farm are cows?
If the above question is easy, try to do the more challenging question below.
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P3 Math: 3 Parties More Than/Less Than Comparison Model with Total Given
Such questions often appear in P3 WA1 or SA1 during May and usually appears as the first question of section C.
Tristan, Bella and Kate was given a total of 470 pears.
Tristan was given 40 more pears than Bella.
He was given 90 more pears than Kate.
How many pears does Bella have?

P3/P4 Math: Before and After Model (Reverse Model Drawing)
| Uno Reverse Cards |
P3 Math: Total Given After Subtraction and Addition
There were 645 passengers altogether on the train

P3 Math : 3 Parties More Than/Less Than Comparison Model with One Party Given
Such questions often appear in P3 WA1 or SA1 during May and usually appears as the first question of section C.
There are red, blue and green rubber bands in a bag.
There are 35 more red than blue rubber bands.
There were 42 less green rubber bands than red rubber bands.
There were 80 blue rubber bands in the bag.
How many rubber bands were there altogether?
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| World's largest rubberband ball |
P3 Math: Part/Whole Model Drawing Exercise
The following is designed to help students visualise subtraction and addition by using part/whole models.
These few questions may look identical
but these numbers given are representing different parts of the model.
Draw the part/whole models and fill up all the empty boxes in each model
Q1)
Bella has $100.
She bought a book and had $15 left.
How much was the book?
Q2)
Bella spent $15 to buy a magazine and has $100 left.
How much did she have at first?
Q3)
Bella has some money at first.
She received $15 from her father and now she has $100.
How much money did Bella have at first?
Q4)
Bella wanted to buy a bag that costs $15.
How much change would she get if she gave the cashier a $100 note?
Q5)
Bella paid for the pair of shoes with $100 and received $15 change.
How much did the pair of shoes cost?
Q6) Bella bought a chair that costs $15. She also bought a table that costs $100. How much did she pay for the 2 items altogether?
| Draw this above model for each question and fill up the blanks with information from the question |
P3 Math: Before and After (Basic)
One of the models will remain unchanged.
After Elise spent $12 to buy some snacks,
Steven still has twice as much money as her.
How much money did both have altogether at first?
P3/P4 Math: Internal Transfer (Make Equal)
"Total unchanged", more commonly known as , "Internal Transfer", requires students to draw "before and after" comparison models in order to solve "visually"
Such questions usually appear in Section C of P3 and P4 exam papers.

P3 Math: 3 Parties Comparison with Multiples and More Than Less Than
Such questions often appear in P3 WA2 or SA2 in Section C.
There are total of 146 boys, girls and adults in a cinema.
There are 34 more boys than adults.
There are thrice as many girls as boys.
How many adults are there at this cinema?
| Brief history of the cinemas in Singapore |
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P3 Math: Part/Whole Models Practice ( Fill in the Blanks )
P3/P4 Math: 3 Party Comparison Model Drawing ( within a same sentence )
Comparing 3 parties with 2 separate sentences is common in P3.
In the later part of P3 and onto P4,
students are required to know how to draw comparison models with a single sentence such as one below.
Mark has 15 more cards than Reuben and 11 less cards than Bernard.
Who has the most and who has the least cards?




