(2017 Primary Mathematics Challenge-November, Question #P1) What is the missing number in Arthur's list? 80, 40, ⋯, 10, 5( ) A. 35 B. 30 C. 25 D. 20 E. 15 相关知识点: 试题来源: 解析 D 40\div2 = 20.反馈 收藏
Newsletter on computational and applied mathematics: Vol. 2, nr. 3, November 1986 applied mathematicsdoi:10.1016/0377-0427(86)90011-7NoneELSEVIERJournal of Computational & Applied Mathematics
This means the students most likely had not worked with length measuring in their mathematics lessons since Grade 4. 2.2.2. The Teaching Unit’s Content and Structure The teaching unit consists of four parts and is carried out during one lesson. Part 1 is an introduction by the pre-service...