Free Grade 3 Working with Introducing Range Common Errors Quizzes
Free Grade 3 quizzes for Working with Introducing Range Common Errors: 12 real questions with a full answer key and worked solutions. The mean is the total divided by how many values. The median is the middle value in order. The mode is the most common. The range is largest minus smallest.
Free
Stretch
25 min
24
Learning objectives
Every objective is checkable, and each one maps to an activity and an assessment.
- RememberIdentify working with introducing range common errors
Identify working with introducing range common errors accurately in a familiar context.
Assessed by: Exit ticket of four short items
- UnderstandExplain working with introducing range common errors
Explain working with introducing range common errors accurately in a familiar context.
Assessed by: Exit ticket of four short items
- ApplyCalculate working with introducing range common errors
Calculate working with introducing range common errors accurately in a familiar context.
Assessed by: Exit ticket of four short items
- AnalyseCompare working with introducing range common errors
Compare working with introducing range common errors accurately in a familiar context.
Assessed by: Exit ticket of four short items
Prerequisites
Close these gaps first — each has its own free lesson, worksheet and quiz.
How Working with Introducing Range Common Errors works
The mean is the total divided by how many values. The median is the middle value in order. The mode is the most common. The range is largest minus smallest.
12 practice questions
Easy to hard, 24 marks in total. Try them first, then open the answers.
- 1.For the data 1, 4, 10, 11, 20, find the mean, median, mode and range.[1]
- 2.For the data 3, 4, 9, 14, 19, find the mean, median, mode and range.[1]
- 3.For the data 8, 10, 10, 14, 15, find the mean, median, mode and range.[1]
- 4.For the data 7, 16, 17, 18, 20, find the mean, median, mode and range.[1]
- 5.For the data 5, 10, 12, 18, 24, 25, 28, find the mean, median, mode and range.[2]
- 6.For the data 18, 21, 23, 23, 25, 31, 37, find the mean, median, mode and range.[2]
- 7.For the data 12, 17, 21, 21, 23, 30, 40, find the mean, median, mode and range.[2]
- 8.For the data 3, 4, 10, 15, 22, 25, 34, find the mean, median, mode and range.[2]
- 9.For the data 1, 13, 23, 33, 39, 40, 44, 52, 60, find the mean, median, mode and range.[3]
- 10.For the data 12, 19, 22, 25, 35, 35, 35, 40, 49, find the mean, median, mode and range.[3]
- 11.For the data 2, 4, 8, 14, 20, 43, 50, 53, 56, find the mean, median, mode and range.[3]
- 12.For the data 4, 13, 14, 36, 38, 42, 52, 54, 54, find the mean, median, mode and range.[3]
Show answers and working
1. Mean 9.2, median 10, mode none, range 19
Mean = 46 ÷ 5 = 9.2. Median = middle value in order = 10. Mode = most common = no repeated value. Range = 20 − 1 = 19.
2. Mean 9.8, median 9, mode none, range 16
Mean = 49 ÷ 5 = 9.8. Median = middle value in order = 9. Mode = most common = no repeated value. Range = 19 − 3 = 16.
3. Mean 11.4, median 10, mode 10, range 7
Mean = 57 ÷ 5 = 11.4. Median = middle value in order = 10. Mode = most common = 10. Range = 15 − 8 = 7.
4. Mean 15.6, median 17, mode none, range 13
Mean = 78 ÷ 5 = 15.6. Median = middle value in order = 17. Mode = most common = no repeated value. Range = 20 − 7 = 13.
5. Mean 17.43, median 18, mode none, range 23
Mean = 122 ÷ 7 = 17.43. Median = middle value in order = 18. Mode = most common = no repeated value. Range = 28 − 5 = 23.
6. Mean 25.43, median 23, mode 23, range 19
Mean = 178 ÷ 7 = 25.43. Median = middle value in order = 23. Mode = most common = 23. Range = 37 − 18 = 19.
7. Mean 23.43, median 21, mode 21, range 28
Mean = 164 ÷ 7 = 23.43. Median = middle value in order = 21. Mode = most common = 21. Range = 40 − 12 = 28.
8. Mean 16.14, median 15, mode none, range 31
Mean = 113 ÷ 7 = 16.14. Median = middle value in order = 15. Mode = most common = no repeated value. Range = 34 − 3 = 31.
9. Mean 33.89, median 39, mode none, range 59
Mean = 305 ÷ 9 = 33.89. Median = middle value in order = 39. Mode = most common = no repeated value. Range = 60 − 1 = 59.
10. Mean 30.22, median 35, mode 35, range 37
Mean = 272 ÷ 9 = 30.22. Median = middle value in order = 35. Mode = most common = 35. Range = 49 − 12 = 37.
11. Mean 27.78, median 20, mode none, range 54
Mean = 250 ÷ 9 = 27.78. Median = middle value in order = 20. Mode = most common = no repeated value. Range = 56 − 2 = 54.
12. Mean 34.11, median 38, mode 54, range 50
Mean = 307 ÷ 9 = 34.11. Median = middle value in order = 38. Mode = most common = 54. Range = 54 − 4 = 50.
Worked examples
For the data 5, 7, 8, 12, 20, find the mean, median, mode and range.
- Mean = 52 ÷ 5 = 10.4.
- Median = middle value in order = 8.
- Mode = most common = no repeated value.
- Range = 20 − 5 = 15.
- Answer: Mean 10.4, median 8, mode none, range 15
For the data 6, 8, 20, 21, 24, 27, 33, find the mean, median, mode and range.
- Mean = 139 ÷ 7 = 19.86.
- Median = middle value in order = 21.
- Mode = most common = no repeated value.
- Range = 33 − 6 = 27.
- Answer: Mean 19.86, median 21, mode none, range 27
For the data 10, 13, 17, 33, 37, 37, 42, 57, 58, find the mean, median, mode and range.
- Mean = 304 ÷ 9 = 33.78.
- Median = middle value in order = 37.
- Mode = most common = 37.
- Range = 58 − 10 = 48.
- Answer: Mean 33.78, median 37, mode 37, range 48
Interactive practice
Free, no account required — answer on screen or print it.
Common mistakes
What learners typically get wrong, and how to fix it.
Finds the median without ordering the data.
Correction: Always put the numbers in order first.
Gives the range as the two end numbers.
Correction: Range is one number: largest minus smallest.
Teacher tips
- · Collect real class data (heights, shoe sizes).
Parent tips
- · Work out your average bedtime over a week.
Real-life applications
- · Sports averages, typical prices, test scores.
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Frequently asked
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- What should a learner already know before this?
- Start with Rules and Methods in Introducing Range Common Errors, Key Vocabulary of Introducing Range Common Errors, Introducing Range Word Problems. Each one has its own free lesson, worksheet and quiz.
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- Recognition first, then understanding, application, reasoning and finally mastery — the same ladder used across every free resource on the platform.
- What comes next after Working with Introducing Range Common Errors?
- Move on to Introducing Range Common Errors in Examinations, Introducing Range Essentials, Introducing Range Techniques, Introducing Range Word Problems, which build directly on this idea.
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