Free Grade 3 Mode in Context Common Errors Flashcards
Free Grade 3 flashcards for Mode in Context 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
Core
35 min
24
Learning objectives
Every objective is checkable, and each one maps to an activity and an assessment.
- RememberIdentify mode in context common errors
Identify mode in context common errors accurately in a familiar context.
Assessed by: Exit ticket of four short items
- UnderstandExplain mode in context common errors
Explain mode in context common errors accurately in a familiar context.
Assessed by: Exit ticket of four short items
- ApplyCalculate mode in context common errors
Calculate mode in context common errors accurately in a familiar context.
Assessed by: Exit ticket of four short items
- AnalyseCompare mode in context common errors
Compare mode in context 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 Mode in Context 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 3, 3, 4, 7, 11, find the mean, median, mode and range.[1]
- 2.For the data 1, 5, 6, 10, 12, find the mean, median, mode and range.[1]
- 3.For the data 15, 16, 16, 18, 18, find the mean, median, mode and range.[1]
- 4.For the data 1, 8, 8, 9, 18, find the mean, median, mode and range.[1]
- 5.For the data 1, 2, 3, 24, 26, 26, 35, find the mean, median, mode and range.[2]
- 6.For the data 3, 6, 14, 25, 31, 34, 37, find the mean, median, mode and range.[2]
- 7.For the data 3, 11, 15, 28, 31, 32, 37, find the mean, median, mode and range.[2]
- 8.For the data 2, 17, 18, 33, 34, 36, 36, find the mean, median, mode and range.[2]
- 9.For the data 1, 8, 9, 11, 25, 27, 33, 50, 53, find the mean, median, mode and range.[3]
- 10.For the data 6, 21, 28, 39, 39, 39, 40, 58, 60, find the mean, median, mode and range.[3]
- 11.For the data 1, 15, 16, 28, 30, 39, 51, 58, 60, find the mean, median, mode and range.[3]
- 12.For the data 4, 7, 8, 20, 23, 23, 31, 47, 51, find the mean, median, mode and range.[3]
Show answers and working
1. Mean 5.6, median 4, mode 3, range 8
Mean = 28 ÷ 5 = 5.6. Median = middle value in order = 4. Mode = most common = 3. Range = 11 − 3 = 8.
2. Mean 6.8, median 6, mode none, range 11
Mean = 34 ÷ 5 = 6.8. Median = middle value in order = 6. Mode = most common = no repeated value. Range = 12 − 1 = 11.
3. Mean 16.6, median 16, mode 16 and 18, range 3
Mean = 83 ÷ 5 = 16.6. Median = middle value in order = 16. Mode = most common = 16 and 18. Range = 18 − 15 = 3.
4. Mean 8.8, median 8, mode 8, range 17
Mean = 44 ÷ 5 = 8.8. Median = middle value in order = 8. Mode = most common = 8. Range = 18 − 1 = 17.
5. Mean 16.71, median 24, mode 26, range 34
Mean = 117 ÷ 7 = 16.71. Median = middle value in order = 24. Mode = most common = 26. Range = 35 − 1 = 34.
6. Mean 21.43, median 25, mode none, range 34
Mean = 150 ÷ 7 = 21.43. Median = middle value in order = 25. Mode = most common = no repeated value. Range = 37 − 3 = 34.
7. Mean 22.43, median 28, mode none, range 34
Mean = 157 ÷ 7 = 22.43. Median = middle value in order = 28. Mode = most common = no repeated value. Range = 37 − 3 = 34.
8. Mean 25.14, median 33, mode 36, range 34
Mean = 176 ÷ 7 = 25.14. Median = middle value in order = 33. Mode = most common = 36. Range = 36 − 2 = 34.
9. Mean 24.11, median 25, mode none, range 52
Mean = 217 ÷ 9 = 24.11. Median = middle value in order = 25. Mode = most common = no repeated value. Range = 53 − 1 = 52.
10. Mean 36.67, median 39, mode 39, range 54
Mean = 330 ÷ 9 = 36.67. Median = middle value in order = 39. Mode = most common = 39. Range = 60 − 6 = 54.
11. Mean 33.11, median 30, mode none, range 59
Mean = 298 ÷ 9 = 33.11. Median = middle value in order = 30. Mode = most common = no repeated value. Range = 60 − 1 = 59.
12. Mean 23.78, median 23, mode 23, range 47
Mean = 214 ÷ 9 = 23.78. Median = middle value in order = 23. Mode = most common = 23. Range = 51 − 4 = 47.
Worked examples
For the data 1, 12, 18, 18, 19, find the mean, median, mode and range.
- Mean = 68 ÷ 5 = 13.6.
- Median = middle value in order = 18.
- Mode = most common = 18.
- Range = 19 − 1 = 18.
- Answer: Mean 13.6, median 18, mode 18, range 18
For the data 4, 4, 7, 22, 25, 26, 37, find the mean, median, mode and range.
- Mean = 125 ÷ 7 = 17.86.
- Median = middle value in order = 22.
- Mode = most common = 4.
- Range = 37 − 4 = 33.
- Answer: Mean 17.86, median 22, mode 4, range 33
For the data 7, 11, 14, 18, 21, 50, 54, 55, 60, find the mean, median, mode and range.
- Mean = 290 ÷ 9 = 32.22.
- Median = middle value in order = 21.
- Mode = most common = no repeated value.
- Range = 60 − 7 = 53.
- Answer: Mean 32.22, median 21, mode none, range 53
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.
Assessment objectives
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Frequently asked
- Is this Grade 3 Mode in Context Common Errors flashcards really free?
- Yes. Every flashcards on FreeMathWorksheet is free to use, print and share — no account, no paywall and no watermark.
- What should a learner already know before this?
- Start with Mode in Context Word Problems, Mode in Context Techniques, Working with Mode. Each one has its own free lesson, worksheet and quiz.
- How is the flashcards sequenced?
- Recognition first, then understanding, application, reasoning and finally mastery — the same ladder used across every free resource on the platform.
- What comes next after Mode in Context Common Errors?
- Move on to Introducing Mode, Working with Mode, which build directly on this idea.
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