比较大数
Comparing Large Numbers
对1000以上的数进行排序和比较
Order and compare numbers beyond 1000
学习证据 / Evidence
- 通过从最高位开始逐位比较，使用 >、< 和 = 来比较两个四位数
- 将一组不超过10,000的数从小到大排序
- 运用位值推理来说明排序的依据
- Compare two four-digit numbers using >, <, and = by examining digits from the highest place value
- Order a set of numbers up to 10,000 from smallest to largest
- Justify the ordering using place-value reasoning
评估问题 / Assessment
{{name}}能把一组四位数（如4,321、1,876和9,045）按从小到大的顺序排列，并逐位比较它们吗？
Can {{name}} put a set of four-digit numbers like 4,321, 1,876, and 9,045 in order from smallest to largest — comparing them digit by digit?