PSLE topic guides › Maths › Nets

PSLE Nets — how to do nets questions, and the mistakes that cost marks

Maths · 5 practice questions in the free bank

PSLE Nets: quick answers for parents

The short version, then the full guide below.

SubjectMaths · Singapore PSLE
LevelPrimary 5 and Primary 6
Free questions on Nets5 in the free month bank, each marked step by step
How the work is markedStep by step — the written steps are marked separately, so you can see which step broke
Written workingIncluded — the bank has written workings, not only multiple-choice questions
CostFree for your first month. No signup and no card
Exam year2026 PSLE

Practise Nets free →

Or take the free 3-minute diagnostic to see which Maths topics are actually weak before spending time on Nets.

What Nets means in the PSLE

Nets is a tested maths topic in the Singapore PSLE. The marks are not usually lost because a child does not know the method — they are lost in one specific step, and because nobody can tell the child which step went wrong, the same mistake repeats.

A real Nets question, worked step by step

Question (2 marks): A cube has edges of 4 cm. What is the total area of the net needed to make the cube?
Step 1 — What is the area of ONE face of the cube?

Each face is a square: 4 × 4 = 16 cm².

Where children go wrong: A face is a square, so multiply the edge by itself.
Step 2 — A cube has how many faces? (each one needs covering)

A cube has 6 faces, so the net needs 6 squares.

Where children go wrong: Picture the net of a cube: 6 separate squares fold into it.
Step 3 — So what is the total area of the net?

16 × 6 = 96 cm².

Where children go wrong: Multiply the single face area by the number of faces.

Why the wrong answer looks right

Question: The net of a closed rectangular box is made up of six rectangles: two of them are 5 cm by 4 cm, two are 5 cm by 3 cm and two are 4 cm by 3 cm. What is the volume of the box?

Options: a) 60 cm³ · b) 94 cm³ · c) 120 cm³ · d) 47 cm³

Correct answer: A

Choosing B: 94 cm³ is the SURFACE AREA of the box: 2 x (5x4 + 5x3 + 4x3). For volume, multiply the three edge lengths together.
Instead: Volume = 5 x 4 x 3 = 60 cm³.
Choosing C: You doubled the volume because each face appears twice in the net. Faces come in pairs for area, but volume = length x breadth x height.
Instead: Volume = 5 x 4 x 3 = 60 cm³.

How to help your child with Nets at home

Five things that work, and they use the same method as the worked example above.

1. Get the steps said out loud before anything is written

Marks in Nets are usually lost in one step, not across the whole question. Ask your child to say each step before writing it — a broken step is much easier to catch when you can hear it.

2. Mark the working, not just the final answer

A tick or a cross on the last line tells you nothing about where the thinking broke. Read the working line by line and ask, for each line, what it was for.

3. Name the step that broke, in your child's own words

One sentence is enough. Name the step rather than the topic — “I divided before finding one part” tells you what to fix next; “I am bad at Nets” does not.

4. Keep the sets short

The free bank has 5 Nets questions, marked step by step, and it needs no signup. A short set with the working marked tells you more than a long page of answers.

5. “Careless” mistakes are usually one repeated step

When the same mark keeps disappearing it is rarely carelessness at random — it is one step done the same wrong way each time. Read a week of working and look for the line that is identical and wrong; that is the step to fix.

Practise Nets free

Every question in this topic is marked step by step, so when your child goes wrong you can both see exactly which step broke. No signup.

Practise Nets free →

Or take the free 3-minute diagnostic to see which topics are actually weak.

Questions parents ask about Nets

Is Nets tested in the PSLE?

Yes — Nets is a Maths topic in the Singapore PSLE, and the free Kyly Tuition bank holds 5 questions on it for P5 and P6 pupils.

Why do children lose marks in Nets?

Usually not because they do not know the method. They lose marks in one specific step, and because the mistake is never identified, they practise more of the same and repeat it.

Is the practice free?

Yes. The daily drills are free in all four subjects for your first month, with no signup and no card required. The free diagnostic is also free.

Does this cover Paper 2?

Yes. The bank includes step-marked written problem sums, not only multiple-choice questions, and each step is marked separately.

How do I help my child with Nets at home?

Mark the working, not just the answer, and name the one step that broke. The guide above walks through a real Nets question step by step, and the free bank marks each written step separately, so you can see which step went wrong instead of only seeing that the answer is wrong.

How many free Nets questions are there?

5 questions on Nets are in the free Kyly Tuition bank, each marked step by step, with no signup and no card.

Where do children usually lose marks in Nets?

Usually in one specific step rather than across the whole question. The worked example above shows a real Nets question and flags the step children break on it.

Is PSLE Maths Paper 2 written working included?

Yes. Maths Paper 2 is the written-working paper rather than multiple choice, and the free bank includes those written sums. Each step is marked separately, so a correct method that slips in one step still shows exactly where it went wrong.

Why does my child keep making careless mistakes in PSLE Maths?

'Careless' mistakes are usually not random — the same step is done the same wrong way each time. Read a few days of working and look for the line that is identical and wrong; fixing that one step is what moves the mark. Every question in the free bank is marked step by step, so a repeated step shows up.

Related PSLE topics

Know a parent whose child is preparing for the PSLE?

Everything on this page is free — no signup, no card. Send it to one parent on WhatsApp; it takes two seconds and it is the only way other families hear about us.

Share on WhatsAppEmail it to a parent

One short email a week: the topic to practise next and the mistake to watch for. Written for P5–P6 parents. No ads, ever.

Unused sessions are refundable at any time, less a 5% administrative charge. Terms of Service & Refund Policy · Privacy