AC Lim's answer to Elina Teo's Primary 1 Maths Singapore question.
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You have to make left hand side = to right hand side.
Since left hand side is 30
Therefore right hand side must be 30.
So, 10 + (20) = 30
Answer: 20
Since left hand side is 30
Therefore right hand side must be 30.
So, 10 + (20) = 30
Answer: 20
Date Posted:
4 years ago
Thanks for your help again, primary one mathematics is so different from my time. Really need to understand well then can do.....
Yes, indeed need to understand the method.
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