Real Numbers Activity 1: What does it mean to us?

On your own, answer the following questions
(Enter your answers under comment. Label your answers clearly.)

1. If -4 km/h means 4 km/h below the speed limit, what does 12 km/h mean?
2. If -7˚C denotes a temperature drop of 7˚C, what does 5˚C denote?

3. If 20 km denotes a distance of 20 km due east, what denotes a distance of 6 km due west?
4. If 100 represents a gain of $100, what number represents a loss of $150?
5. If we use the integer "5" to represent 5 floors above the ground level, what integer is used to represent 2 floors below the ground level?

~~~~~~~~~~~~~~~~
Responses (after lesson)
  1. 12 km/h means 12 km/h above the speed limit
  2. 5˚C denotes an increase of 5˚C 
  3. - 6 km
  4. -$150
  5. -2

19 comments:

  1. Real Numbers Activity 1: What does it mean to us?
    1)It means 12 km/h above the speed limit.
    2)It denotes a increase of five degrees in the temperature.
    3)-6km
    4)-$150
    5)-2

    ReplyDelete
  2. 1. It means 12 km/h above the speed limit.
    2. It denotes an increase of 5 degrees in temperature.
    3.-6 km denotes 6 km due west.
    4.-$150 denotes a loss of $150
    5. -2

    ReplyDelete
  3. 1 - It denotes 12 km/h above the speed limit.
    2 - It represents a increase of five degrees in the temperature.
    3 - (-6km)
    4 - (-$150)
    5 - (-2)

    ReplyDelete
  4. 1. 12 km/h above spd. limit
    2. increase in 5 degrees
    3. (-6) km
    4. $(-150)
    5. (-2)

    ReplyDelete
  5. 1-12km/h above the speed limit
    2-increase of five degrees
    3-(-6km)
    4-(-$150)
    5-(-2)

    ReplyDelete
  6. 1. It means 12km/h above speed limit.
    2. It denotes an increase of 5ºC in temperature.
    3. -6 km
    4. -$150
    5. - 2

    ReplyDelete
  7. 1. 12km/h above the speed limit.
    2. 5 degrees denotes a increase in temperature.
    3. 6km denotes 6k due west.
    4. $150
    5. -2

    ReplyDelete
  8. 1. 12km/h above speed limit.
    2.Increse by 5 degrees
    3.(-6)
    4.(-$150)
    5.(-2)

    ReplyDelete
  9. 1 It means 12km/h above the speed limit
    2.It donates an increase of 5ºC in temperature
    3. -6km
    4. -$150
    5. -2

    ReplyDelete
  10. 1. 12km/h above the speed limit
    2. Increase of 5ºC in temperature
    3. -6km
    4. 150
    5. -2

    ReplyDelete
  11. ANSWERS:
    1. 12km/h above the speed limit
    2. Increase of 5ºC in temperature
    3. -6km
    4. -$150
    5. -2
    By Ryan Yeo :D

    ReplyDelete
  12. Answers:
    1. 12km/h above the speed limit.
    2. Increase of 5 degrees in temperature.
    3. -6km
    4. -$150
    5. -2

    ReplyDelete
  13. Answer for the questions:
    1. As -4km/h is 4km/h below the speed limit, 12km/h means that it is over the speed limit.
    2. It means that there is an increase of 5ºC in temperature.
    3. (-6km) and is also 6km due west.
    4. (-$150) of loss.
    5. 2 floors below ground level is (-2).

    ReplyDelete
  14. 1.12km/h above the speed limit
    2.It means a temperature rise of 5ºC.
    3.-6ºC
    4.-$150
    5.-2

    ReplyDelete
  15. Answers:
    1. 12km/h higher than the speed limit.
    2. Increase of temperature by 5ºC.
    3. -6km
    4. -$150
    5. -2

    ReplyDelete
  16. 1. 12km/h more than the speed limit.
    2. Increase in temperature by 5 degrees.
    3. 6km
    4. -$150
    5. -2

    ReplyDelete
  17. Q1: It means 12km/h above the speed limit.
    Q2: There is an increase of 5˚C in temperature.
    Q3: -6km denotes a distance of 6km due west.
    Q4: -150 denotes a loss of $150.
    Q5: -2 is used to denote 2 floors below ground level.

    ReplyDelete
  18. 12km/h above speed limit.
    There is an increase of 5 degrees.
    -6km means a distance of 6km towards the west.
    It denotes a loss of $150.
    -2 denotes 2 floors below ground level.

    ReplyDelete
  19. Dear all

    Please compare what you have submitted to what's updated in the post?

    In particular, Q3 to Q5 where "-" is used to describe the "opposite"

    ReplyDelete