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Primary 3 | Maths
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Lutz
Lutz

Primary 3 chevron_right Maths chevron_right Singapore

I still can't figured this out. Need help and explain on this guess and check again. Thank you

Date Posted: 8 months ago
Views: 202

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SK
Sk's answer
236 answers (A Helpful Person)
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SK
SK
8 months ago
Ask yourself
what you need to guess....
No. of pens
No. of files

and what to check....
No. of P+F must be 9
Total cost must be $39

Once you figure out what to guess and what to check, you can follow your answers to set up the table.
Lutz
Lutz
8 months ago
Thank you Teacher SK
SK
SK
8 months ago
Most welcome :)