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Sharing in a ratio
按比分配
Use the k-method to divide a total into parts.
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YOUR MATHS CLASSROOM
What will you
learn today?
Choose a topic. Take it one step at a time.選擇課題，先理解，再試做。
CHAPTER 01
Ratios 比
Explore a diagram, try an idea, and see why it works.唔使一開始就識做；每一步都有圖解同提示。