求 7,200 − 1,687 的差。
Correct answer(s):
- 5,513
Topic
多位数运算
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Quizzes in 多位数运算
计算和：4,286 + 3,759。
Correct answer(s):
- 8,045
Practice related MCQ quizzes and improve step by step.
求 7,200 − 1,687 的差。
计算和：4,286 + 3,759。