Mock TCAP 8th Grade Math - Subpart 1 (No Calculator)

Front

What is a rational number?

Back

A rational number is any number that can be expressed as a fraction, where both the numerator and the denominator are integers, and the denominator is not zero.

Front

What is an irrational number?

Back

An irrational number is a number that cannot be expressed as a simple fraction. Its decimal representation goes on forever without repeating.

Front

How do you determine if a number is rational or irrational?

Back

Check if the number can be expressed as a fraction. If it can, it is rational; if it cannot, it is irrational.

Front

Back

Front

Back

Front

What does it mean for a decimal to be repeating?

Back

A repeating decimal is a decimal fraction that eventually repeats the same sequence of digits indefinitely.

Front

What is the difference between a terminating decimal and a repeating decimal?

Back

A terminating decimal has a finite number of digits after the decimal point, while a repeating decimal has digits that continue infinitely in a repeating pattern.

Front

What is the significance of the square root symbol in identifying rational numbers?

Back

If a number is under a square root symbol and is not a perfect square, it is likely to be irrational.

Front

What is the relationship between fractions and decimals?

Back

Every fraction can be converted into a decimal, and every decimal can be expressed as a fraction.

Front

What is a straight line graph used for in mathematics?

Back

A straight line graph is used to represent a linear relationship between two variables.