Comparing Rational Numbers: Methods and Properties

Comparing Rational Numbers: Methods and Properties

Assessment

Interactive Video

Created by

Ethan Morris

Mathematics

6th - 10th Grade

Hard

10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following is a rational number?

π/2

4/7

√2

8/0

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Why can't we divide by zero?

It results in a negative number

It results in infinity

It is undefined

It results in zero

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the result of cross multiplying 4/7 and 9/16?

63 and 64

28 and 36

36 and 49

64 and 63

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which method involves converting fractions to decimals for comparison?

Converting to decimals

Finding common denominators

Finding the average

Cross multiplication

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the common denominator for the fractions -3/5 and 5/9?

45

9

5

27

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following is NOT a method for comparing rational numbers?

Finding common denominators

Finding the average

Cross multiplication

Converting to decimals

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the density property of rational numbers?

Rational numbers are always whole numbers

There are infinitely many rational numbers between any two rational numbers

There are a finite number of rational numbers between any two rational numbers

Rational numbers cannot be negative

8.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the first step in finding a number halfway between two rational numbers?

Multiply the two numbers

Subtract the two numbers

Divide the two numbers

Get a common denominator

9.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the reciprocal of 2?

1/2

1

2

1/4

10.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the average of 7/8 and 8/9?

8/8

1

15/17

127/144

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