PPT-Lesson 2.2.3 Adding and Subtracting Integers

with Double Signs We have been learning how to Add and Subtract Integers using Number Lines Rules Why Learn Well lets take a look at how a hike and a little butterfly watching ties this skill to the real world. Adding/Subtracting with . Like. Denominators. Like denominators are denominators that are the same. Steps:. 1.) If there are whole numbers, add or subtract the whole numbers.. 2.) Add or subtract the numerators. On the number line the . Numbers have a greater value. As you go to the right.. -6 –5 –4 –3 –2 –1. 0 1 2 3 4 5. Review. Integers. -1 is the largest negative. number.. All Positive numbers are . Need two highlighters. 0. Positive. Negative. 5. - 5. Numbers increase in value from left to right. <. Owe . Below. Loss . Debt. Above . Gain . Received. Increase. Write an integer for each situation. Rational Expressions. Adding & Subtracting . Rational Expressions . with the Same Denominators. Finding the LCD of 2 or more Polynomial Denominators. Adjusting . Opposite Factors . in Denominators. Solve . n . + (. n . + 2) = 14. 9. 6 & 8. Carrie had $32 when she got to the carnival. After riding. 6 rides, she had $20 left. Solve 32 - 6. x . = 20 to find the. price for each ride.. Alg.. If David’s brother is 3 years older, and the sum of their. the Number Line. Comparing Rational Numbers. Integers. MCC6.NS.5: Understand that positive and negative numbers are used together to describe quantities having opposite directions or values.. MCC6.NS.6a: Recognize opposite signs of numbers as indicating locations on opposite sides of 0 on the number line; recognize that the opposite of the opposite of a number is the number itself , e.g., -(-3) = 3.. Student Expectation. 7. th. Grade:. 7.1.2C. Use . models, such as concrete objects, pictorial models, and number lines, to add, subtract, multiply, and divide integers and connect the actions to algorithms. . Soup – . er. mathematics. Adding integers. Option 1 . (SAME SIGN). . Add and take the sign of the bigger number.. Option 2. (DIFFERENT SIGNS). . Subtract and take the sign of the bigger number. Students will be able to use integers to represent the velocity and the speed of an object as evidenced by . the class discussion after watching a short video.. https://www.youtube.com/watch?v=M9NBZJR5tyo. Adding Integers. The sum of two positive integers is always positive. 5 4=9.. The sum of two negative integers is always negative. -5 (-3)= -8.. The sum of a positive integer and a negative integer is sometimes positive, sometimes negative and sometimes zero.. with Double Signs. We have been learning how to Add and Subtract Integers using: . Number Lines. Rules. Why Learn?. Well, let’s take a look at how a hike and a little “butterfly watching” ties this skill to the real world!. Gaussian Integers and their Relationship to Ordinary Integers Iris Yang and Victoria Zhang Brookline High School and Phillips Academy Mentor Matthew Weiss May 19-20th, 2018 MIT Primes Conference GOAL: prove unique factorization for Gaussian integers (and make comparisons to ordinary integers) Multiplying Polynomials. Dominos. Dividing Polynomials. using Long Division and Synthetic Division. Birthday. Polynomial Poster. Characteristics. of Polynomials. Complete. the Chart. Characteristics of Polynomials. This is a class set. Do not make any marks on this document. . direction. Each of the students will need to record verbal model, expression, process and answer on notebook paper. Don’t forget the unit. .