Rachel & luis

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Rachel & luis

  1. 1. Integer Rules By: Rachel Weiner and Louis Pacquing
  2. 2. http://www.brainpop.com/math/numbersandoperations/addingandsubtractingintege rs/
  3. 3. Copy down When you multiply or divide integers if the signs are the same the answer is a positive If the signs are different than the answer is a negative. When You add integers with the same signs than your answer would be whatever sign it is when you add integers with different signs then it would turn into subtraction and the answer would be the sign of the larger number.
  4. 4. keep change change example: -6-7 k c c -6+-7 -13 1) -16-(-7) 2) -27-14 3) -4+(-50) 4) 25-32 5)-8-3 7) -4-10 8) 3-5 6) -4-5
  5. 5. Do Now 5 points each (on smartboard) 4 x -12 = 15 x 4 = 7 + -14 = 56 + -34 = 8 - 16 = 9 + -6 = 6 + 7 =
  6. 6. Word Problems If Rachel has 10 dollars and Luis has 15 dollars after buying lunch which cost 5 dollars each how much money do we have left? Bonus question
  7. 7. 4 -5 __ x 9 = -45 12 x __ = 48 36 9 Simple stuff :)
  8. 8. Thank You for being cooperative and I hope this lesson will help you understand Integer Rules! the end
  9. 9. Attachments
  10. 10. Attachments

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