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Understanding Decimals and Square Roots

Understanding Decimals and Square Roots

Assessment

Interactive Video

Mathematics

6th - 7th Grade

Practice Problem

Hard

Created by

Thomas White

FREE Resource

This video tutorial covers the basics of rational and irrational numbers, explaining how they can be identified on a number line. It delves into the concepts of terminating and repeating decimals, and how to convert between fractions and decimals. The tutorial also introduces the process of converting repeating decimals into fractions using mathematical tricks. Finally, it explains square roots and cube roots, providing examples and practice opportunities for students.

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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following is a characteristic of a rational number?

It is always a whole number.

It is always a fraction.

It cannot be located on a number line.

It can be precisely located on a number line.

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is a terminating decimal?

A decimal that is always greater than one.

A decimal that cannot be converted to a fraction.

A decimal that ends after a finite number of digits.

A decimal that repeats indefinitely.

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following is an example of a repeating decimal?

1.25

0.75

0.333...

0.5

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How do you convert a fraction to a decimal?

Multiply the numerator by the denominator.

Subtract the denominator from the numerator.

Divide the numerator by the denominator.

Add the numerator and the denominator.

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the first step in simplifying a fraction?

Subtract the numerator from the denominator.

Add the numerator and denominator.

Divide both the numerator and denominator by the same number.

Multiply both the numerator and denominator by the same number.

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the purpose of multiplying both sides of an equation by 100 when converting a repeating decimal to a fraction?

To simplify the fraction.

To align the repeating digits for subtraction.

To eliminate the decimal point.

To make the decimal a whole number.

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the cube root of 64?

4

16

2

8

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