How to add negative and positive numbers
[DOCX File]Positive/Negative Convention (+ and - )
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Negative + negative means add the numbers, your answer is negative. Positive + negative means subtract the numbers, your answer will have the sign of the largest number. SUBTRACTION: You DO NOT have to learn a new set of rules for Subtracting Integers; Change all subtraction problems to addition and apply addition rules. Change the sign second ...
[DOC File]ADD INTEGERS
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1 - Adding and subtracting numbers on a number line. To add or subtract on a number line: a) start at zero. b) move to the first number. c) if adding - move right to add a positive number and left to add a negative number. if subtracting - move left to subtract a positive number and right to subtract a negative number. Examples: Adding using a ...
[DOCX File]Notes for Lesson 1-2: Adding and Subtracting Real Numbers
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Students will roll number cubes with the integers +1 through +6 and – 1 through -6. Whatever numbers the students roll they will add together using the rules of adding and subtracting integers. Activity: Students will play “Going Up or Down—Riding the Elevator” to add or subtract negative and positive numbers.
[DOC File]Using Manipulatives to develop the rules for adding and ...
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Here is your cheat sheet to help you remember what to do with positive and negative numbers (integers) when adding, subtracting, multiplying or dividing. Adding Rules: SAME SIGN SUM (if they have the same sign, add the #’s together) DIFFERENT SIGN DIFFERENCE (if …
[DOC File]Here is your cheat sheet to help you remember what to do ...
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two negative values. Example:(- 3) + (- 1) = - 4Since both values are negative, the answer will also be negative.On a horizontal number line, if you start at three units to the left of the origin point and move 1 more unit left, you will be at a position of 4 units left of the origin point. Addition of . one positive value . and . one negative ...
Adding Positive and Negative Numbers
To add two positive numbers, add and keep the positive sign. Example: (+6) + (+7) = +13. To add two negative numbers, add and keep the negative sign. Example: (-13) + (-24) = -37. To add numbers with different signs, find the difference between the two numbers (subtract) and give the answer the sign of the larger number. Example #1
[DOC File]POSITIVE AND NEGATIVE INTEGERS
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(positive & negative whole numbers) 1. Song to help you remember how to add and subtract integers: Same signs, add and keep. Different signs subtract. Keep the sign of the bigger # And then you’ll be exact! (Sung to “Row, row, row your boat”) 2. KOOL to change a subtraction sentence into addition: K O O L. e p p e. e p p t’
[DOC File]CEENBoT / TekBot Site | ECE (Scott Campus - Omaha ...
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Discuss what the dividing line between positive and negative territory is [0]. Have everyone start with a point at 0, and label that point A. Then have them follow your sequence of numbers to add and subtract by 5s, placing a point at each new number and labeling each new point sequentially B, C, and so on.
[DOC File]Strategies for Adding & Subtracting Integers
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“Adding positive and negative numbers” and “Subtracting positive and negative numbers” Manipulatives: counters to represent +1 and ─1. You could use poker chips in two colours, or squares of card in two colours, or squares marked + and ─ . Each team of students will need about 15 positive counters and 15 negative counters. Optional:
[DOCX File]ADDING and SUBTRACTING INTEGERS
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When you add two negative integers the sum will be negative. Justify your answer using a number line model. When we add two positive values, we start at zero and because both values are positive we are moving in the positive direction so our answer must be positive.
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