Is SASMO worth it? An honest answer with the numbers
Entering costs about S$30 through a school or S$57 privately, and roughly 60 in 100 entrants leave without a medal. It is worth it if you want the paper itself — an afternoon on unfamiliar problems. It is poor value if you are buying an expected award, because most children do not get one.
How much does SASMO cost?
Roughly S$30 if the child is registered through their school, and S$57 as a private candidate.
The private-candidate figure is quoted before 9% GST and a 4% payment-processing fee, so budget a few dollars above it. Entering through the school costs roughly half as much — worth one email before paying the private rate.
That is the whole cost of entering. Everything else a family spends — books, courses, a weekly class — is optional, and none of it is required to sit the paper.
What are the chances of winning something?
Award bands are fixed shares of the field rather than marks to reach. Gold goes to the top 8%, and medals of all colours to the top 40% — which means about 60 in 100 entrants go home without one, however well they personally did. A child can improve substantially year on year and still not place, because the cut-off moves with the strength of the field.
Read that as a description of the prize, not of your child. It is the reason we would not frame the entry fee as buying a chance at an award.
So when is it worth it?
It is worth it when:
- Your child enjoys problems that do not look like homework, and would find an afternoon of them interesting rather than punishing.
- You want a genuine read on where they stand against a wider field than their class — and you are prepared for that read to be ordinary.
- You treat the paper itself as the thing you bought. At the price of a takeaway meal, that is a reasonable purchase.
It is poor value when:
- The entry is really a bet on an award. Most of those bets lose, and a child can feel the weight of the expectation whether or not anyone says it out loud.
- It is being added on top of a year that is already full. A contest in a heavy term is a cost paid in something else.
- You are buying a preparation course before the child has ever sat a paper. Sit it once first; it costs a fraction as much and tells you more.
The honest summary
SASMO is cheap enough that the decision does not really turn on money. It turns on what you expect back. As an experience of unfamiliar mathematics it is good value at S$30. As a route to a medal it is a long shot for most children, and knowing that in advance is worth more than any preparation you could buy.
Sources
Last verified: 2026-08-05
Curious where your child actually stands?
A 3-question check, escalating in difficulty, for one grade — no email needed to see the result.