Bar charts
The Maths Habit Handout to print
Both charts show the same table. One is correct. What is wrong with the other?
1 The scale is not even 2 The bars are not the same width 3 The frequency axis has no label
- Frequency
- How many times something happens.
- Scale
- The numbers on an axis. They go up in equal steps.
What does one small square stand for?
How tall is bar A?
How many more in C than in B?
What fraction are in A? Simplest form.
Draw a bar chart. Which is most popular? Quiz
| Show | Frequency |
|---|---|
| Comedy | 7 |
| Drama | 4 |
| Quiz | 9 |
| News | 2 |
Draw a bar chart. Which is most popular? Red
| Colour | Frequency |
|---|---|
| Red | 14 |
| Blue | 9 |
| Green | 6 |
| Yellow | 11 |
Draw a bar chart. Which is most popular? Quiz
| Show | Frequency |
|---|---|
| Comedy | 7 |
| Drama | 4 |
| Quiz | 9 |
| News | 2 |
Choose a scale and draw a bar chart. How many people altogether? 110
| Travel | Frequency |
|---|---|
| Train | 25 |
| Bus | 40 |
| Car | 15 |
| Walk | 30 |
Draw a bar chart. Which is most popular? Quiz
| Show | Frequency |
|---|---|
| Comedy | 7 |
| Drama | 4 |
| Quiz | 9 |
| News | 2 |
Draw a bar chart. Which is least popular? Fish
| Pet | Frequency |
|---|---|
| Dog | 12 |
| Cat | 18 |
| Fish | 6 |
| Rabbit | 8 |
Draw a bar chart. Which is most popular? Quiz
| Show | Frequency |
|---|---|
| Comedy | 7 |
| Drama | 4 |
| Quiz | 9 |
| News | 2 |
Choose a scale and draw a bar chart. How many more chose curry than soup? 30
| Lunch | Frequency |
|---|---|
| Pasta | 35 |
| Soup | 15 |
| Curry | 45 |
| Salad | 20 |
Draw a bar chart. Which is most popular? Quiz
| Show | Frequency |
|---|---|
| Comedy | 7 |
| Drama | 4 |
| Quiz | 9 |
| News | 2 |
Choose a scale and draw a bar chart. Which day had 40 more than Monday? Wednesday
| Day | Frequency |
|---|---|
| Mon | 60 |
| Tue | 140 |
| Wed | 100 |
| Thu | 80 |
Answer sheet
The four clubs have 35 members altogether. How many are in coding club? 8
Netball club gets 3 more members. How tall is its bar now? 15
What fraction of the 35 members are in choir? 935
The bar chart shows the lunch some people chose. How many chose pasta?
14How many more people chose salad than soup?
1248 people were asked altogether. How tall is the bar for wrap?
Bar to 10