P5/6. 40 Must-Know Problem Sums (Volume 3 out of 6)


We discovered there are over 7 predictable types of percentages problem sums (and over 17 non-percentage problem sums types) your child must know. And there are all in this one book!

Planning to get one? Would you want to know the difference between 40 Sums Vol 1 to 6?

  • Vol 1 covers 11 must-know level 1/ basic problem sums types.
  • Vol 2 contains tips and tricks on the very challenging questions involving speed and algebra and it has the more challenging level 2 problem sums types.
  • Vol 3 covers percentages problem sums too. It comes with an 8-page summary with the must-know smart tips on solving percentages problem sums fast.
  • Vol 4 cover challenging problem sums on circles, volume/ rate, angles/ folding angles and much much more.
  • Vol 5 covers number patterns too along with other tougher problem sums which P6s will eventually see in their exam papers.
  • Vol 6 covers questions involving shapes (such as triangles, slanted triangles, rectangles and squares) and ratio, percentages, and fractions.

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Here is our “40 Must-Know Problem Sums for PSLE Students Volume 3“.

To help our students have a competitive advantage over others, this book is specially designed for them.

Using the last 3 months, our math team has worked really very hard going through all the top school papers and guess what we discovered.

We discovered a pattern.

Yes! A pattern!

There’s a pattern which most students won’t know.

In fact, there are over 7 fixed and predictable types Percentages problem sums.

This book comes with an add-on that consists of 3 easy-to-read columns:
✔- what you see in a problem sum
✔- examples of how the phrases are formed
✔- how you should solve them

This is like a “formula” sheet to solve percentage problem sums – fast.

Here is how I boxed your summary table.
✔- what you see. (These are keywords your child will see. So it’s easy for them to spot them.)

✔- examples (These are some examples of real questions so your child can identify them in exams.)

✔- what to do (this column offers you some shortcuts or easy ways I personally use to solve Percentage problem sums.

Many children are confused by percentage problem sums. Others find them tough and even frustrating to solve.😱

Is your child one of them?😭

So this Percentage “formula” 8-page summary in this 40 sums guidebook is meant to help you and your child.

Now you can see the good thing is that we have recorded these must-know Percentage tips and tricks, along with other must-know problem sums types in this book.

Yes! 40 problem sums in one book, along with over 17 other important types of non-percentage advanced problem sums.

This book comes with the step-by-step solving process. No more buying of more books or papers just to do them for the sake of doing.

Here are what you will find helpful in this book once you get hold of it.

Over 7 Important Types of Percentage Problem Sums:
– Decrease by
– Increase by
– Increase by/ Equal Fraction/ Same Total
– Increase to / Same One
– Discount
– Equal Fraction (After Change)
– More Than
– Repeated Identity
– Same Total

Here are other MUST-KNOW Non-Percentage Advanced Problem Sums (Over 17 of them!):

2 Ifs
Common Multiple
Fractions + Some more
Fractions (With and without units)

Grouping / First common multiple
Guess and Check Type 2 (Grouping)
Maximum number of pieces
More/ Less than
Remainder (Type 3)

Same Difference / Grouping
Same One
Same Total / 2 ifs

Units and Parts
Working Backwards
Working Backwards/ Same One

Because of logistics issue, we can only print 50 copies.

Special price for the first 10 copies is $35! (Usual is $42)

If you want to make sure your child can understand percentage problem sums better so he can now be more prepared to secure more marks in the next exam, all you need to do is to order this math resource book now.

(*Book will probably reach around 1st week of April, earliest.)

All you need to do now is click on the “Add to Cart” button below to order now.

122 in stock

Purchase this product now and earn 70 Points!