Adding and Subtracting Radicals

Front

To simplify a radical, find the largest perfect square number that divides evenly into the given number and simplify.

Back

True

Front

The number under the radical sign or square root sign is called the ______.

Back

radicand

Tags

CCSS.8.NS.A.1

Front

Simplify: 2√40 - 3√10

Back

√10

Front

Simplify: 2√5 - √5 + 4√5 + √3

Back

5√5 + √3

Front

Simplify: 4√3 - √12

Back

2√3

Front

What is the radical sign?

Back

The symbol used to indicate the square root or nth root of a number.

Tags

CCSS.8.NS.A.1

Front

What is a perfect square?

Back

A number that can be expressed as the product of an integer with itself.

Tags

CCSS.8.EE.A.2

Front

How do you add radicals?

Back

You can only add radicals with the same radicand.

Front

What is the first step in subtracting radicals?

Back

Ensure the radicals have the same radicand before subtracting.

Front

What is the simplified form of √50?

Back

5√2