Ages 16–17
BrainteenAges 17–18MathsWorksheet
Binomial and normal distributions (A-level-style)
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Work out each answer exactly unless the question asks you to round. Show your working.
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About this activity
What your child practises
Quick, accurate calculation and recall of number facts, building the fluency harder maths depends on.
What’s included
- 10 questions
- An answer key you can print with the sheet or on its own
- An on-screen version with instant marking and stars
Age and school year
Made for ages 17–18. That’s Grade 12 in the US, Year 13 in England, SS 3 in Nigeria and Class 12 in India.
How to use it
- Print it at home or school – it fits a standard A4 or US Letter page.
- Print the answer key too, so marking takes seconds.
- Play it on screen: answers are marked instantly and children earn stars.
- Write on it on a tablet or touchscreen with a finger or stylus – no printer needed.
Tips for parents and teachers
- Let your child mark the sheet with the answer key; spotting their own mistakes is a skill in itself.
- If a question goes wrong, ask your child to show it with fingers, objects or a quick sketch, then try again.
- Combine this sheet with past exam questions on the same topic for mixed, exam-style practice.
Good to know
- Time needed
- About 15–25 minutes
- You’ll need
- A printer (or a tablet to work on screen), a pencil and an eraser
- Difficulty
- Hardest (A-level-style) – pitched at ages 17–18
- Answer key
- Yes – print it with the sheet or on its own
More for this age
United States
England (UK)
Nigeria