Algebra 1 : Real Numbers

Study concepts, example questions & explanations for Algebra 1

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Example Questions

Example Question #7 : How To Find The Missing Number In A Set

Find the missing numbers, respectively:   

Possible Answers:

Correct answer:

Explanation:

Determine the distance between each number.

The second and the third number are spaced  units.

Check the third and fourth number if this is also has the same displacement.

Since this is true, this means that the numbers are also spaced at  units.

Notice the fractions are in decreasing order.

Add  units to the second term to obtain the first term.

Reduce this fraction.

The first term is:  

Subtract  units from  to obtain the fifth term.

Reduce this fraction.

The fifth term is:  

The correct answer is:  

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