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Adding and subtracting rational numbers

  •  English    10     Public
    Students will solve addition and subtraction of rational numbers, find distance between integers, and use number lines with vectors to add integers.
  •   Study   Slideshow
  • What is the sum of any number and its opposite?
    zero
  •  10
  • Which of the diagrams correctly represents 3 + (-5) + (-2)?
    diagram A
  •  15
  • Write an addition expression to represent the diagram. Then, solve it.
    2 + (-6) = -4
  •  20
  • Does the sum 57 + (-73) represent a positive or negative value?
    negative
  •  10
  • Does the sum -39 + 81 result in a positive or negative value?
    positive
  •  10
  • Which of the questions below can be answered using the sum -11 + 9?
    At 5:00 a.m., the temperature was -11 degrees Fahrenheit. Four hours later, the temperature was 9 degrees warmer. What was the temperature at 9:00 a.m.?
  •  15
  • You are playing the integer game. Here are the cards in your hands. What card(s) could you remove from your hand in order to increase your score? Select all that apply.
    -6 or -2
  •  15
  • What is the distance between 6 and -3 on the number line?
    9 units
  •  15