Monthly Archives: September 2006

Pre-Algebra: Chapter 2 Review In preparation for the Chapter 2 test, we discussed division with integers and began the homework (classwork) for the Chapter review. Make sure that you have your notes ready for the test on Monday! Algebra: Chapter … Continue reading →

Pre-Algebra: Chapter 2-8 Dividing Integers Using the same rules as multiplication except in reverse, we know how to calculate division. Just remember, that the quotient of two integers with different SIGNS is NEGATIVE. Simple rule! Algebra: Chapter Review We spent … Continue reading →

Pre-Algebra: Chapter 2-7 Yesterday we worked on multiplying rationale numbers. Easy rules: positive * positive = positive negative * negative = positive negative * positive or positive * negative = negative! Algebra: Chapter 2-10 Yesterday we skipped lesson 2-10 and … Continue reading →

Pre-Algebra: Chapter 2-6 We are working on progression, both arithmetic and geometric. Arithmetic progressions have patterns that we can either add or subtract from/to. 0, 5, 10, 15, 20 is an example. We add 5 to each number. Geometric progressions … Continue reading →

Pre-Algebra: Chapter 2-5 Today, we are working on subtraction of rationale numbers. Remember, just do the inverse of subtraction and ADD the inverse (or opposite) of the number to the other number. Examples: A) -5 – 7 is really -5 … Continue reading →

Pre-Algebra: Chapter 2-4 Adding Integers The easiest way to remember things: adding 2 positive numbers = a positive number adding 2 negative numbers = a negative number adding a positive and negative number, just subtract the numbers and use the … Continue reading →

Pre-Algebra: Chapter 2-3 Comparing and ordering on number line The number line (really just the x axis) runs from negative infinity to positive infinity. The 0 point defines points to the left as negative and points to the right as … Continue reading →

Pre-Algebra: Chapter 2-2 Coordinate systems are today’s agenda. First, we plot the x and then the y axes values. Where the 2 axes intersect is at (0,0) or the ORIGIN. The x axis goes left to right or right to … Continue reading →

Pre-Algebra: Chapter 2-1 Yesterday, Tuesday, September 19. The absolute value of a number is the number’s distance from the 0 on the number line. Absolute value is denoted by these | -4| vertical bars. So, the |-4| = 4 units … Continue reading →

Per-Algebra Chapter 1 TEST today and NO HOMEWORK! Algebra Chapter 1 TEST today and NO HOMEWORK too!