Math Facts App (WIP) This is an app being developed at Khan Academy to explore how we can help people memorize their math facts, starting with multiplication tables and single-digit addition. Playing the game Progress summary Changing your settings ...
www.khanacademy.org 自用。 P1-6 Multiplication intro 乘法引言 P7-8 Multiplication facts 乘法实践 P9-11 Properties of multiplication 乘法性质 P12-13 Multiplying by tens 乘十位 P14-16 Multiplication by 10s, 100s, and 1000s 乘十位,百位,和千位 P17-22 Multiplication: place value and area models...
可汗学院公开课 算术与代数预备课程:乘法与除法 Open Khanacademy Courses:Arithmetic and Pre-Algebra: Multiplication and division 可汗学院 可汗学院的算术与代数预备课程是真正从零开始学习数学的起始点,是代数课程的先导课。对于那些想从最基础开始学习数学,或者以后想要学习代数1课程的同学来说,本课程刚好适合你。
可汗学院公开课 算术与代数预备课程:乘法与除法 Open Khanacademy Courses:Arithmetic and Pre-Algebra: Multiplication and division 可汗学院 小学课程 / 小学数学可汗学院的算术与代数预备课程是真正从零开始学习数学的起始点,是代数课程的先导课。对于那些想从最基础开始学习数学,或者以后想要学习代数1课程的同学来说...
GRE Math / Quantitative Preparation from Khan Academy video. You need internet connection to use this app.If you want to get a good score in GRE Quantitative, try this app and learn about these topics: ARITHMETIC1.1 Integers1.2 Fractions1.3 Exponents and Roots1.4 Decimals1.5 Real Numbers1.6 Rat...
www.khanacademy.org 自用。 P1-6 Multiplication intro 乘法引言 P7-8 Multiplication facts 乘法实践 P9-11 Properties of multiplication 乘法性质 P12-13 Multiplying by tens 乘十位 P14-16 Multiplication by 10s, 100s, and 1000s 乘十位,百位,和千位 P17-22 Multiplication: place value and area models...
可汗学院公开课 算术与代数预备课程:乘法与除法 Open Khanacademy Courses:Arithmetic and Pre-Algebra: Multiplication and division 可汗学院 小学课程 / 小学数学 可汗学院的算术与代数预备课程是真正从零开始学习数学的起始点,是代数课程的先导课。对于那些想从最基础开始学习数学,或者以后想要学习代数1课程的同学来说...
Multiplication and division 乘法和除法|Arithmetic 算术|Math 数学|Khan Academy 可汗学院 1974播放 P1 Multiplication as equal groups 乘法作为相等的组 03:33 P2 Basic multiplication 基本乘法 13:21 P3 Multiplication with arrays 乘法通过数组 04:19 P4 Worked example: Whole numbers on the number line 工作...
Functions 函数|Algebra 代数|Math 数学|Khan Academy 可汗学院 但得本莫愁末 Space Division 数字积木第七季 乘法除法 S7 E15数学启蒙动画 Numberblocks 橘多贝子 Solving basic equation&inequalities 解基本方程和不等式|Algebra 代数|Math 数学|Khan Academy ...