Ng Wei Jie Wilcent's answer to Brenda Ong's Primary 5 Maths Singapore question.

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Ng Wei Jie Wilcent
Ng Wei Jie Wilcent's answer
177 answers (Tutor Details)
1st
Ng Wei Jie Wilcent
Ng Wei Jie Wilcent
1 year ago
missed out 1 step 135 - 20 = 115