What you need to know
Check yourself against these “I can” statements.
- I can use place value to answer questions about large and small numbers
- I can round numbers to one significant figure to estimate an answer
- I can use a known calculation to work out related ones
Practise this topic
2 resources⚙️ Worksheet
Rounding & Estimation
Nearest 10, 100 or 1000, decimal places, significant figures for big and small numbers, carrying through 9s, then estimating: varied calculations, powers and roots, dividing by a decimal, and a toughest level, with a hint button.…
⬢ BlockbustersRounding & Estimation Blockbusters
Blockbusters with the questions from the Rounding & Estimation worksheet: choose its levels for the ordinary hexagons and for the harder ★ ones. Show the answer and the worked solution, or play against the computer with multiple…
These are the pages for Place value and estimating in the GCSE scheme of work, following Pearson Edexcel GCSE (9–1) Mathematics, Higher tier (1MA1). Open this topic in Mr Wells Maths to see it alongside the rest of the course.