Math Midterm Kirby

Front

What does a negative integer represent in financial transactions?

Back

A negative integer represents a withdrawal or a debt. For example, -50 indicates a withdrawal of $50 from a bank account.

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. For example, |3| = 3 and |-3| = 3.

Front

How do you convert a fraction to a percent?

Back

To convert a fraction to a percent, divide the numerator by the denominator and then multiply by 100. For example, 2/5 = (2 ÷ 5) × 100 = 40%.

Front

What is the least common multiple (LCM) of two numbers?

Back

The least common multiple (LCM) of two numbers is the smallest multiple that is evenly divisible by both numbers. For example, the LCM of 6 and 9 is 18.

Front

How do you find the ratio of two quantities?

Back

To find the ratio of two quantities, divide each quantity by the other. For example, the ratio of 3 apples to 5 oranges is 3:5, but the ratio of apples to total fruit (3 apples + 5 oranges) is 3:8.

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 a fraction?

Back

A fraction represents a part of a whole and is written as a numerator over a denominator, such as 1/2.

Front

How do you add fractions with different denominators?

Back

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

Front

What is a percent?

Back

A percent is a way of expressing a number as a fraction of 100. For example, 40% means 40 out of 100.

Front

What is the formula for finding the area of a rectangle?

Back

The area of a rectangle is found by multiplying its length by its width. Area = length × width.