Subtracting and Adding Irrational Numbers

Subtracting and Adding Irrational Numbers

7th Grade

16 Qs

quiz-placeholder

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Subtracting and Adding Irrational Numbers

Subtracting and Adding Irrational Numbers

Assessment

Quiz

Mathematics

7th Grade

Practice Problem

Hard

CCSS
HSN.RN.A.2

Standards-aligned

Created by

Anthony Clark

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16 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Only _____________________________ can be combined when adding and subtracting radicals.

Like radical expressions

Unlike radical expressions

radicals with the same index

radicals with different indexes.

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Subtract: 2√18 - 3√8

0

3√2

√2

-4√2

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Media Image
Media Image
Media Image
Media Image

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

If x = √7 and y = √11, what is the value of x - y?

√(7 - 11)

x + y

x - y = √7 - √11

√(11 - 7)

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Perform the operation.  Express your answer in simplest form.

4√47

-4√47

1

16√6  -  15√5

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Simplify

3√2 - 3√18

-4√8

4√9-6√3

5√12

-6√2

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Simplify completely.

-1

-√5

-6√5

-30

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