Monthly Archives: November 2019

AOPS Algebra 1 Course, Lesson 12, 11/24/2019

Today, students continued to study the word problems associated with “rate”, driving from one place to another, average speed, working rate, rowing boat in downstream and upstream. The most challenging part is in the working rate, and people are involved … Continue reading

Posted in Uncategorized | Leave a comment

Singapore Math 8th Class, Lesson 12, 11/24/2019

Today, students behaved quite well in the class. We smoothly moved forward in the math study. I finished word problems solving by using quadratic equations, and introduced algebraic fractions, including simplifications of fractions, multiplication and division of algebraic fractions, addition … Continue reading

Posted in Uncategorized | Leave a comment

AOPS Algebra 1 Course, Lesson 11, 11/17/2019

Today, students worked on percentage and proportion such as direct proportion, inverse proportion, joint proportion and applications. Some students still feel challenging in percentage application questions. Fundamentally, students do need to have solid conceptual comprehension, then work on real problems. … Continue reading

Posted in Uncategorized | Leave a comment

Singapore Math 8th Class, Lesson 11, 11/17/2019

In today’s class, students continued to study solving quadratic equations by using factorization. Different types of quadratic equations were introduced in the class. The word problems that use quadratic equation knowledge were demonstrated to students, such as finding numbers, finding … Continue reading

Posted in Uncategorized | Leave a comment

AOPS Algebra 1 Course, Lesson 10, 11/10/2019

Today, students continued to study ratio in the application problems. In addition, students learned the definition of percent and standard formulas for percentage, increasing percent and decreasing percent.Here is the homework assignment:P.166, 6.2.5, P.172, 6.3.1, 6.3.3, 6.3.4, 6.3.6, P.176, 6.4.1, … Continue reading

Posted in Uncategorized | Leave a comment

AOPS Algebra 1 Course, Lesson 9, 11/03/2019

In today’s class, students continued to work on word problems since it is a challenging section in Algebra for most of the students. The summary of strategy to write the algebraic expressions and equations is useful for students to master … Continue reading

Posted in Uncategorized | Leave a comment