Math Midterm Follow Up

Front

What is a unit rate?

Back

A unit rate is a comparison of two different quantities when they are combined together. It expresses how many units of one quantity correspond to one unit of another quantity.

Front

How do you calculate a unit rate from laps and time?

Back

To find the unit rate, divide the total number of laps by the total time in minutes. For example, 18 laps in 3 minutes is calculated as 18 laps ÷ 3 minutes = 6 laps per minute.

Front

What is the simplest form of a fraction?

Back

The simplest form of a fraction is when the numerator and denominator are reduced to their smallest possible values, meaning they have no common factors other than 1.

Front

How do you simplify the fraction 18/24?

Back

To simplify 18/24, divide both the numerator and the denominator by their greatest common divisor, which is 6. So, 18 ÷ 6 = 3 and 24 ÷ 6 = 4, resulting in 3/4.

Front

What is a quotient in division?

Back

A quotient is the result of dividing one number by another. For example, in 1.2 ÷ 2.5, the quotient is 0.48.

Front

What does LCM stand for?

Back

LCM stands for Least Common Multiple, which is the smallest multiple that two or more numbers share.

Front

How do you find the LCM of two numbers?

Back

To find the LCM of two numbers, list the multiples of each number and find the smallest multiple that appears in both lists.

Front

What is the LCM of 10 and 18?

Back

The LCM of 10 and 18 is 90, as it is the smallest multiple that both numbers share.

Front

What is the difference in subtraction?

Back

The difference is the result of subtracting one number from another. For example, in 3 - 1.45, the difference is 1.55.

Front

How do you perform subtraction with decimals?

Back

To subtract decimals, align the numbers by the decimal point and subtract as you would with whole numbers, borrowing if necessary.