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# Line Graphs

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by

## Mr Mattock

on 12 March 2018

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#### Transcript of Line Graphs

Line Graphs
Starter
Start on the left, work your way across doing the calculations in your head, and write down the answer.

START ANSWER

38 >> ÷ 2 , +11 , ÷ 5 , x9 , +9 , ÷ 9 , x3 , +6 , ÷ 3 ………….

7 >> x6 , ÷ 2 , -3 , double , ÷ 6 , +12 , x2 , x3 , ÷ 6 ………….

24 >> +4 , ÷ 7 , x12 , halve , +3 , ÷ 9 , x20 , ÷ 4 , +17 ………….

72 >> -8 , ÷ 8 , x5 , +4 , ÷ 4 , x5 , +19 , ÷ 2 , x3 ………….

84 >> ÷ 2 , +6 , ÷ 12 , square , x3 , -12 , ÷ 12 , x6 , ÷ 2 ………….
Line Graphs
Main Activity
Complete the line graphs worksheet
L.O. - To interpret line graphs.
(a) Approximately what is the temperature after (i) 2 minutes?
(ii) 9 minutes?

(b) What is the trend in the temperature?
Line Graphs
(a) Approximately what is the temperature after (i) 2 minutes?
(ii) 9 minutes?
(i) 51-52 degrees
(ii) 35-36 degrees

(b) What is the trend in the temperature?
The temperatures decrease over time.
Main Activity
Complete the line graphs worksheet
(a) 4 cm
(b) April
(c) February
and December
(d) July and
August
(e) It decreases and
then increases
(a) 40 degrees
(b) 80 degrees
(c) After 20
minutes
(d) 25 minutes
(e) Decreasing
(a) 8 cm
(b) 12 cm
(c) 84 cm
(d) 3 weeks
(e) 40 cm
(f) Increasing
Plenary
Which city is which on the map? Justify why?
Starter
Start on the left, work your way across doing the calculations in your head, and write down the answer.

START ANSWER

38 >> ÷ 2 , +11 , ÷ 5 , x9 , +9 , ÷ 9 , x3 , +6 , ÷ 3 …
9
……….

7 >> x6 , ÷ 2 , -3 , double , ÷ 6 , +12 , x2 , x3 , ÷ 6 ……
18
…….

24 >> +4 , ÷ 7 , x12 , halve , +3 , ÷ 9 , x20 , ÷ 4 , +17 ……
32
…….

72 >> -8 , ÷ 8 , x5 , +4 , ÷ 4 , x5 , +19 , ÷ 2 , x3 …
111
……….

84 >> ÷ 2 , +6 , ÷ 12 , square , x3 , -12 , ÷ 12 , x6 , ÷ 2 ……
9
…….
Key
Examples

Activity
Answers

Activities
Worked
Example
Full transcript