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Primary 4 | Maths
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Pls help
Date Posted: 2 years ago
Views: 364
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Hi, CZou,
This type of questions can be easily solved by trial n error. Of course, for higher levels, students will prefer to use other methods such as algebraic approach. Having said that, we must know how to reduce the number of trials to get answers based on the requirements of the question. In this case, LCM (lowest common multiple) is the best. Happy learning. CY..
This type of questions can be easily solved by trial n error. Of course, for higher levels, students will prefer to use other methods such as algebraic approach. Having said that, we must know how to reduce the number of trials to get answers based on the requirements of the question. In this case, LCM (lowest common multiple) is the best. Happy learning. CY..
Date Posted:
2 years ago
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