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Estimating

Estimating

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Question 5

Eddie and Ellen use a calculator to work out 419.113.5+3.82\displaystyle \frac{419.1}{13.5 + 3.8^2}13.5+3.82419.1​

Eddie's answer is 1.5

Ellen's answer is 15

One of those answers is correct.

a.

Write down suitable approximations for 419.1, 13.5 and 3.8.

[1]
b.

Use approximations to find out which answer is correct.

[2]
Markscheme

Estimating Questions

  1. GCSE
  2. /Maths
  3. /Estimating

247 exam-style questions on Eduqas GCSE Maths Estimating. Each one has a worked solution and a mark scheme showing where the marks go.

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