The viral Singapore Math problem for 7 year olds. Can you solve it?


The viral Singapore Math problem for 7-year olds. Can you solve it?

This problem appeared on Social Media last week and has thousands stumped.
Reports say that it first appeared in a Math Exam for 7 year olds in Singapore

References :

Body:
Hi guys and welcome to another funza Academy Math Video.
This problem appeared on Social Media last week and has thousands stumped.
Reports say that it first appeared in a Math Exam for 7 year olds in Singapore.
Over the past week, this seemingly innocent Math question has perplexed many a Math Guru.
So guys, buckle up for this mathematical whodunnit :
Fill in the missing numbers based on the number pattern.
Yes, guys, this is it. No further inputs and no hints on how to proceed.
So pause this video and tax those grey cells.
And don’t forget to return for the solution.
Welcome back.
A lot must be going on in your mind..
How to approach this puzzle?
Should I use multiplication patterns or division patterns or….
Ok guys, here is one clean solution I found on the internet.
References to the solution are also posted in this video’s description.
The solution is to populate each circle with an integer such that the sum of quadrants in each semi circle is equal to the sum of circles.
Let me explain.
This is a quadrant.
This is a semi circle.
Now coming back to our solution.
We want to populate these numbers in such a way that their sum is equal to the sum of these quadrants which is 18 plus 10 or 28.
Similarly the sum of numbers in these circles should be equal to 2 + 18 or 20
And the sum of numbers in these circles should be equal to 2 + 12 or 20
And finally, the sum of numbers in these circles should be equal to 10 + 12 or 22
Now arriving at such a solution itself involves various skills but arrive we do.
So good people, here is one such solution:
So guys, what did you think of this problem and solution.
I would love to hear from you so please send in your comments and feedback.

Video credit to the YouTube channel owner


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The viral Singapore Math problem for 7 year olds. Can you solve it?

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