Line graph — Grade 6 Math, what it means and where it is taught
Shows change over time.
Taught in Grade 6 Math.
Where it is taught
Practise this idea
4 questions in the course bank use Line graph, in Reading Graphs & Estimation.
Problem 1
Which graph best shows how temperature changes over a day?
- Bar graph
- Line graph
- Circle graph
Worked answer
Line graph
A line graph shows a quantity changing over time.
Problem 2
Which graph best shows how a budget splits into categories?
- Bar graph
- Line graph
- Circle graph
Worked answer
Circle graph
A circle graph shows parts of a whole, summing to 100%.
Problem 3
Which graph best compares the populations of five different towns?
- Bar graph
- Line graph
- Circle graph
Worked answer
Bar graph
A bar graph compares separate categories.
Problem 4
A line graph shows temperature rising from 12° to 20° over 4 hours. What is the rate of increase per hour?
Worked answer
2
20 - 12 = 8 degrees
8 ÷ 4 = 2 degrees per hour