Integers

Front

What is an integer?

Back

An integer is a whole number that can be positive, negative, or zero. Examples include -3, 0, and 5.

Front

What is the opposite of a number?

Back

The opposite of a number is the number with the same absolute value but a different sign. For example, the opposite of 5 is -5.

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, always expressed as a positive number. For example, | -7 | = 7.

Front

How do you find the ratio of two quantities?

Back

To find the ratio of two quantities, divide each quantity by the greatest common factor. For example, the ratio of 3 red cars to 10 total cars is 3:10.

Front

What is the result of -8 - (-6)?

Back

The result is -2. Subtracting a negative number is the same as adding its positive counterpart.

Front

How do you simplify a fraction?

Back

To simplify a fraction, divide the numerator and the denominator by their greatest common divisor. For example, 70/80 simplifies to 7/8.

Front

What does it mean for a number to be positive?

Back

A positive number is greater than zero. Examples include 1, 2, and 3.

Front

What does it mean for a number to be negative?

Back

A negative number is less than zero. Examples include -1, -2, and -3.

Front

What is a ratio?

Back

A ratio is a comparison of two quantities, showing how many times one value contains or is contained within the other.

Front

What is the sum of two integers?

Back

The sum of two integers is the result of adding them together. For example, -3 + 5 = 2.