Rational Numbers (fractions) on Number Line

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

How do you represent fractions on a number line?

Back

To represent fractions on a number line, divide the segment between two whole numbers into equal parts based on the denominator, and then count the numerator to find the correct position.

Front

What is the least common denominator (LCD)?

Back

The least common denominator is the smallest multiple that two or more denominators share, used to add or subtract fractions.

Front

How do you order rational numbers?

Back

To order rational numbers, compare their values by converting them to a common denominator or by converting them to decimal form.

Front

What does it mean for a number to be negative?

Back

A negative number is a number that is less than zero, often representing a loss or a decrease.

Front

What is the difference between positive and negative integers?

Back

Positive integers are greater than zero, while negative integers are less than zero.

Front

How do you add fractions with different denominators?

Back

To add fractions with different denominators, first find a common denominator, convert the fractions, and then add the numerators.

Front

What is the absolute value of a number?

Back

The absolute value of a number is its distance from zero on the number line, regardless of direction, and is always a non-negative value.

Front

How do you subtract fractions?

Back

To subtract fractions, ensure they have a common denominator, then subtract the numerators and keep the denominator the same.

Front

What is an integer?

Back

An integer is a whole number that can be positive, negative, or zero, but does not include fractions or decimals.