Category Archives: Algebra 1a

Algebra 1a: Chapter 2, Lesson 8, page 93. Inverse of a Sum and Simplifying The inverse of a SUM Property: For any rational numbers, `−(a+b)=−a+(−b)`. The additive inverse of a sum is the sum of the additive inverses. In other … Continue reading →

Algebra 1a: Chapter 2, Lesson 7, page 89. Using the Distributive Property The distributive property of multiplication over addition and subtraction is: `a(b+c)=ab+ac` and `a(b−c)=ab−ac` You can also combine LIKE TERMS ONLY IF THE VARIABLE AND THE EXPONENT OF THE … Continue reading →

Algebra 1a: Chapter 2, Lessons 5 and Lesson 6, pages 77 and 81 Multiplication and Division of Rational Numbers Today is easy because the rules for multiplication and division are simple. When multiplying 2 numbers AND if the SIGNS are … Continue reading →

Algebra 1a: Chapter 2, Lesson 4, page 71. Subtraction of Rational Numbers Today, we are working on subtraction of rational numbers. Remember, just do the inverse of subtraction and ADD the inverse (or opposite) of the number to the other … Continue reading →

Algebra 1a: Chapter 2, Lesson 3, page 63. Addition of Rational Numbers. Adding 2 positive or negative numbers Add the absolute values. The sum has the same sign as the 2 numbers. Adding a positive and a negative number Subtract … Continue reading →

Algebra 1a: Chapter 2, Lesson 2, page 59. Rational Numbers “Any number that can be expressed as the ratio of two integers, `a/b`, is called a rational number. There is a point on the number line for every rational number. … Continue reading →

Algebra 1a: Chapter 2, Lesson 1, page 54. Integers and Rational Numbers Integers consist of the whole numbers and their opposites. On the number line, the positive integers are to the right of `0` and the negative integers are to … Continue reading →

Algebra 1a: Benchmark #1 TODAY!

Algebra 1a: Chapter 1 Review Thursday, EVEN problems and ODD problems Friday for homework. Make sure your notes are ready for Monday’s Chapter 1 BENCHMARK TEST! Bring your calculator!!

Algebra 1a: Chapter 1, Lesson 10, page 44 Reasoning Strategies – or Try, Test and Revise UNDERSTAND the Problem Develop and carry out a PLAN Find the ANSWER and CHECK Strategies look like: Draw a diagram Make an Organized list … Continue reading →