GCSE Maths Practice: growth-and-decay

Question 5 of 10

Calculate the percentage error (1 dp).

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\( \begin{array}{l} \text{Rod measured 80 cm, actual 82 cm.} \\ \text{Percentage error?} \end{array} \)

Choose one option:

Round correctly to 1 decimal place.

Subtract measured from actual, divide by actual, ×100.