Grade 4 · Math · Unit 11 of 12
Graphs & Chance
Read graphs, run experiments
What your child practises
Reading bar graphs and pictographs where one picture can stand for many, and predicting and interpreting the results of spinner, dice and coin experiments.
Nunavut Curriculum approved guide: Alberta Mathematics K–9 (2007), Statistics and Probability · pictographs and bar graphs with many-to-one correspondence
Sample questions
A taste of this unit. In the app, questions change every time and get easier or harder to match your child.
Question 1
How many students chose fall?
Favourite season - 30
- 15
- 20
- 25
20
Hint: Follow the top of the fall bar across to the numbers on the side. The scale counts by 5s.
Question 2
How many more students chose oranges than apples?
Favourite fruit answer box
10
Hint: Read both bars: oranges and apples. Then subtract the smaller number from the bigger one.
Question 3
How many students voted in all?
Favourite fruit answer box
110
Hint: Read each bar, then add all the numbers together.
Question 4
Which number was rolled most often?
Sam rolled a number cube 30 times Number Times rolled 1 5 2 4 3 4 4 7 5 6 6 4 - 3
- 4
- 6
- 5
4
Hint: Find the biggest number in the Times rolled column.
Question 5
In a pictograph, each ☀️ stands for 2 votes. How many ☀️ show 10 votes?
☀️= 2 votesanswer box
5
Hint: Skip count by 2s until you reach 10. Count how many jumps you made. Or divide: 10 ÷ 2.
Question 6
How many students chose skiing?
Favourite sport
hockey🏒🏒🏒🏒🏒🏒🏒soccer⚽skiing⛷️⛷️⛷️⛷️⛷️⛷️⛷️⛷️Each picture = 5
answer box
40
Hint: Each picture stands for 5 votes. Count the ⛷️ pictures (8) and skip count by 5s.