Estimation Expanse

Levels 40–99 · estimation

A foggy wilderness where exact answers are impossible. Round, estimate, and approximate to navigate.

Study Before You Play

Brush up on these topics to sharpen your skills for this zone.

Estimating Products

Learn to estimate multiplication answers by rounding before multiplying.

Place Value

Rounding relies on understanding which place value to round to.

Exponent Basics

Order of magnitude estimation uses powers of ten.