Maths unit A:Estimating 0.0 / 5 MathematicsNumberGCSEAll boards Created by: rvsnCreated on: 16-11-14 16:58 Round 4.83 5 1 of 6 Round 78.9 to 1 significant figure 80.0 2 of 6 Round 3.56735 to 2 decimal places 3.57 3 of 6 What is the formula to work out percentage error ((estimation-actual answer)/actual answer)x100=Ans% 4 of 6 estimate 13.85 +5.21-3.55 to 1 significant figure 11 5 of 6 work out the percentage error if the estimation is 11 and the actual answer is 15.51 29.1% (ignore '-' sign) 6 of 6

## Comments

No comments have yet been made