Adding Integers (A) Answers Use an integer strategy to find each answer (-11) + (-5) = 12 + 2 = 10 + (-13) = = (-16) = 14 = (-3) (-8) + (-5) =
Adding and Subtracting Integers Find each sum 1) 3 + (?7) 2) (?10) + 12 3) (?5) + 8 4) (?4) + 6 Answers to Adding and Subtracting Integers
The rule for adding two integers depends on whether the signs of the addends are the same or different Is – 7 a solution of the equation x + 4 = - 3?
Adding Integers with the Same Sign Practice and Problem Solving: A/B Find each sum White counters are positive Black counters are negative
Adding Integers Find the sums of the integers a 3 + ( ? 5 ) = ______ b ? 10 + 14 = ______ c 5 + ( ? 8 ) = ______ d ? 11 + 12 = ______
Free Math Worksheets at www math-drills com Page 2 Integer Addition; Range (-9) to (+9) (A) Answers (-7) + (+2) = (-5) (-2) + (-4) = (-6)
Adding Integers Rule: If the signs are the same, add and keep the same sign (+) + (+) = add the numbers and the answer is positive
Adding Integers 1 2 Is the sum of two integers positive, negative, or zero? How can you tell? Use integer counters to find ?4 + (?3)
Answers to Adding and Subtracting Integers 1) −4 2) 2 3) 3 4) 2 5) 4 6) −5 7 ) −5 8) −17 9) −13 10) 2 11) −1 12) 0 13) −1 14) 7 15) −9 16) 9 17) 2
Adding Integers (A) Answers Use an integer strategy to find each answer (-11) + (-5) = 12 + 2 = 10 + (-13) = = (-16) = 14 = (-3) (-8) + (-5) = 13 + 14 = (-7) + 15 =
To add integers on the number line, you move forward, and you face right (the positive direction) when you add a 5 2 1 Self Check Solutions Self Check A
To add two integers, find the point on the The rule for adding two integers depends on whether the signs of the Is – 7 a solution of the equation x + 4 = - 3 ?
Add 4 5 + Step 1 Check the signs Are the integers both positive or negative? 4 and 5 are both With inequality problems, many solutions are possible
integers with different signs, and (c) an integer and its opposite Use what you learned about adding integers to complete Exercises 8 –15 on page 12 English
understanding of working with positive and negative numbers/integers When you are multiplying terms with the same base you can add the your solution
Rules for Integers Adding Integers Rule: If the signs are the same, add and keep the same sign (+) + (+) = add the numbers and the answer is positive