PPT-Adding and Subtracting Real Numbers

Section 15 Goals Goal To find sums and differences of real numbers Rubric Level 1 Know the goals Level 2 Fully understand the goals Level 3 Use the goals to solve simple problems. By: Jenny Erickson. Adding in Scientific Notation. and. Subtracting in Scientific Notation. Adding and Subtracting…. The important thing to remember about adding or subtracting is that the exponents must be the same! . 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. adding, subtracting, multiplying, and dividing. If the signs of both numbers are alike, (both positive or both negative) add the two numbers and keep the same sign as in the original problem.. Example: -4 + -8 = -12. and Subtracting . Fractions. Pre-Algebra. Objectives. Add . proper fractions. Subtract proper fractions. Solve a word problem involving . . addition and subtraction of fractions..  .  .  .  .  . Home. 7/8. 8/12. 7/9. 7/10. 2/3. 11/12. 7/10. 8/15. 16/12 or 1 . ¼. 11/24. . 1 7/12. 1 5/56. 29/30. 29/52. 1 1/10. 5/8. 5/12. 1/3. 2/5. 1/2. 7/20 . 8/21. 23/36. 9/22. 71/126. Multiples. Home. A. List the first 5 multiples of:. Rational Expressions. Adding & Subtracting . Rational Expressions . with the Same Denominators. Finding the LCD of 2 or more Polynomial Denominators. Adjusting . Opposite Factors . in Denominators. 04/20/17. How do we use models to add and subtract integers?. How do we add or subtract integers without models?. Today We’ll Discuss. One of the main reasons for having negative numbers is that they give us . 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. Sets. In mathematics, a . set. is a collection of things. Sets can be studies as a topic all on its own (known as set theory), but we only need to know a few basic ideas. We often use . braces. { } to indicate a set. Dr J Frost (jfrost@tiffin.kingston.sch.uk). www.drfrostmaths.com. . Last modified: . 3. rd. September . 2015. Objectives: . Add, subtract, multiply and divide negative numbers, as well as raise a negative number to a power.. Please get out paper for today’s lesson. --------------------------------------------------------. Name. Date. Period. 7.NS.A.2. Apply and extend previous understandings of multiplication and division and of fractions to multiply and divide rational numbers. Investigation2: Adding and Subtracting Rational Numbers. Students will demonstrate how to combine numbers with the same sign and different signs. Homework. Pg. 44. 1-11 odd. 19-29 odd. 30, 48,54,66. 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!. 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!.