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primary 6 | Maths
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Winston Koh
Winston Koh

primary 6 chevron_right Maths chevron_right Singapore

Is the answer 1 or 9?

Date Posted: 3 years ago
Views: 229
Winston Koh
Winston Koh
3 years ago
Should be 9. Type it in calculator

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AC Lim
Ac Lim's answer
12504 answers (A Helpful Person)
Another working for your reference.
1
Solve 2(2+1)=6
Then
6 / 6 = 1
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AC Lim
Ac Lim's answer
12504 answers (A Helpful Person)
1st
Winston Koh
Winston Koh
3 years ago
Wrong
Winston Koh
Winston Koh
3 years ago
Wrong
Ming Hui
Ming Hui
3 years ago
This is not a well-defined expression. So it is wrong to say that the answer is wrong when the question was not well-defined in the first place.

Go read the article :
https://plus.maths.org/content/pemdas-paradox
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Ming Hui
Ming Hui's answer
17 answers (Tutor Details)
.
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Ming Hui
Ming Hui's answer
17 answers (Tutor Details)
Depends on which calculator you are using ^_^|||
Oon
Oon
3 years ago
What...
AC Lim
AC Lim
3 years ago
Use fraction 6/2(2+1) = 1