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Download the PPT courseware for example question 6 of Unit 8 "Carry Addition within 20" in the first grade of primary school mathematics published by the People's Education Press;
下载 734 次
2023-09-25 18:01:06
"Basic Inequalities" Quadratic Functions, Equations and Inequalities PPT Courseware (Application of Basic Inequalities in the Second Lesson)
下载 644 次
2023-09-25 18:06:39
Download the PPT courseware for the second unit position "Up, Down, Before and After" in the first volume of primary school mathematics published by the New People's Education Press in the fall of 2012;
下载 159 次
2023-09-25 18:01:04
"Equations" Equations and Inequalities PPT Lesson (Lesson 2: The solution set of a quadratic equation and the relationship between its roots and coefficients)
下载 822 次
2023-09-25 18:06:49
"Inequality" Equality and Inequality PPT (Solution Set of Inequality in Lesson 3 and Solution of Quadratic Inequality of One Variable in Lesson 4)
下载 529 次
2023-09-25 18:06:48
"Sulfur and Its Compounds" Important non-metallic elements in chemical production PPT (Test of sulfate ion in lesson 2)
下载 812 次
2023-09-25 17:34:00
"Properties of Equality and Properties of Inequality" Quadratic Functions, Equations and Inequalities PPT (Lesson 1: Inequality Relations and Inequalities)
下载 200 次
2023-09-25 18:06:40
"Sulfur and Its Compounds" Important non-metallic elements in chemical production PPT (Lesson 3: Transformation of sulfur-containing substances in different valence states)
下载 439 次
2023-09-25 17:33:59
"Chlorine and its Compounds" Important elements in seawater - sodium and chlorine PPT (Lesson 2 Laboratory preparation method of chlorine and test of chloride ions)
下载 845 次
2023-09-25 18:21:26
"Transformation of Sulfur" Nature and Transformation of Matter PPT (Lesson 1 Sulfur elements in different valence states in nature and the transformations between them)
下载 800 次
2023-09-25 17:34:01
"Chlorine and its Compounds" Important elements in seawater - sodium and chlorine PPT (Lesson 2 Laboratory preparation method of chlorine gas and test of chloride ions)
下载 589 次
2023-10-05 09:46:46
Download the PPT courseware of the latest 2012 People's Education Press edition of the eighth unit of mathematics in the first volume of the first grade of primary school "5, 4, 3, 2 plus how many" Carry addition within 20 (Volume 1);
下载 432 次
2023-09-25 18:01:06
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