Calculating Square Roots – Part 2 Slideshow 4, Mr Richard Sasaki, Room 307

Objectives Be able to calculate square roots for fractions and decimalsBe able to calculate square roots for fractions and decimals Be able to compare square rootsBe able to compare square roots

Square Roots - Rules We can use this at any time. It can make finding roots of numbers with fractions and decimals easier. To keep things simple, when we multiply and divide, we consider only positive roots or negative roots, not one of each.

Square Roots - Review We can use this at any time. It can make finding roots of numbers with fractions and decimals easier.

Square Roots - Decimal Example

Answers - Easy

Answers - Hard

Comparing Roots In the same way… All positive real numbers and zero.

Comparing Roots Examples Place an inequality sign between the following. Consider positive roots only.

Answers