| # | Concept | Culture | Statement | Freq. |
|---|---|---|---|---|
| 1 | fraction | South Korea | Less emphasized in early education, more focus on whole number calculations | 1 |
| 2 | proportion | Korea | In tea ceremonies, the proportion of water to matcha powder is carefully controlled to achieve the perfect flavor and consistency. | 1 |
| 3 | proportion | South Korea | Proportion is an important concept in art and design, with a focus on balance and harmony. | 1 |