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第五册安排了两、三步计算应用题和简单的求平均数问题；第六册安排了简单的归一问题和行程（相遇）问题。1.两、三步计算应用题是在三年级两步计算应用题
The fifth book arranged two or three steps to calculate the application of the problem and a simple average; the sixth book arranged a simple problem of normalization and itinerary (encounter). 1. Two, three-step calculation of application questions in the third grade two-step calculation of application questions