How to sum negative numbers
[DOC File]Ordering Whole Numbers - Sumdog
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Adding Negative Numbers. Getting Started. Go to the Sumdog website (www.sumdog.com). Choose any multiplayer game from the home page. Choose the “Training” activity. Instructions. Select Level 10 and find the topic in the dropdown which says “Adding two negative numbers (up to +/-20)”. The box for this topic will be highlighted on the wall.
[DOC File]Mneumonic devices
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Good guys are positive numbers and bad guys are negative numbers. When encountering one another, the group with the larger number always wins. If good guys meet good guys (i.e. you are adding two groups of positive numbers), you will obtain a sum of a larger positive number (a gang of good guys).
[DOCX File]Lesson plan - Study Island
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Explain that negative numbers were nowhere to be found in mathematics until the 1600’s. Some mathematicians and philosophers were convinced that numbers less than zero could not exist and would lead to absurd conclusions. Create a time line on the board of US presidents. Mark the halfway point at 0 and label it 2000.
[DOC File]Ordering Whole Numbers - Sumdog
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Subtracting Negative Numbers. Getting Started. Go to the Sumdog website (www.sumdog.com). Choose any game from the home page. Choose the “Training” activity. Instructions. Select Level 10 and find the topic in the dropdown which says “Subtracting two negative numbers (up to +/-20)”. The box for this topic will be highlighted on the wall.
[DOC File]Here is your cheat sheet to help you remember what to do ...
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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 different signs, find difference of #’s and
[DOC File]Strategies for Adding & Subtracting 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’
[DOCX File]Real Numbers
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Notice that the sum of two negative numbers is negative. Example 5.How can we show the sum of –3 and 5 using the number line? In order to get the sum, follow these steps. STEP 1. Graph –3 on the number line. tt–6 –5 –4 –3 –2 –10123456. STEP 2. From –3, count 5 units to the right since the sign of 5 is positive. tt1. 2345
[DOC File]Extended Prelude to Programming
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Write “Enter two numbers.” Input Num1, Num2. Input Choice module. Write “0 - Quit program” Write “1 - Display sum” Write “2 - Display difference” Write “3 - Display product” Write “4 - Display quotient” Input Choice. Display Sum module. Declare Sum As Real. Set Sum = Num1 + Num2. Write “The sum of ”, Num1, “ and ”, Num2, “ is:”
[DOC File]Lesson planning in a math classroom - CollectEdNY
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(negative 2). What is the sum of three and negative five? (negative two) Now I’d like everyone to use their mats to solve the following problem: ? (Circulate and help the students having difficulty. Let a student demonstrate his/her solution on the board, on an overhead, or using the magnetic counters.) Let’s look at the following sum: .
[DOC File]7th Grade – Unit 1 – The Number System
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In the positive or negative direction depending on whether q is positive or negative. Show that a number and its opposite have a sum of zero (additive inverses). Interpret sums of rational numbers by describing real-world contexts. Understand subtraction of rational numbers as adding the additive inverse, p …
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