Iteration

MathematicsAQAEdexcelGCSEUnit: Algebra
Free taster
5 of 6 sections open
The basics

Zeroing In

Zeroing In

Some equations can't be solved exactly. But we can get closer and closer to the answer by "iterating" - using each answer to calculate a better one. It's like zooming in on a target, getting more accurate each time.
Iteration method diagram

Now try it yourself

Quiz · Question 1 of 9

What is the purpose of using an iterative formula in mathematics?

Tap an answer to check it

Revise every Mathematics topic, free during alpha

Iteration is one of 127 topics on PrepWise — all aligned to your exam board.

Start revising free →