ONG JIA YUAN's answer to Lucas's Primary 5 Maths Area & Volume Singapore question.

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ONG JIA YUAN
Ong Jia Yuan's answer
4 answers (Tutor Details)
generally you want to follow the BODMAS rule which is B – Brackets, O – Order of powers or roots, D – Division, M – Multiplication A – Addition, and S – Subtraction

So after following the bodmas rule you should be able to derive to your answer quite quickly