Basic Math Flashcard

Front

What is the greatest common factor (GCF)?

Back

The greatest common factor (GCF) of two or more numbers is the largest number that divides all of them without leaving a remainder.

Front

How do you find the GCF of two numbers?

Back

To find the GCF, list the factors of each number, then identify the largest factor that appears in both lists.

Front

What is 20% of a number?

Back

20% of a number can be calculated by multiplying the number by 0.20.

Front

How do you convert pounds to ounces?

Back

To convert pounds to ounces, multiply the number of pounds by 16, since 1 lb = 16 oz.

Front

What is the formula to convert yards to miles?

Back

To convert yards to miles, divide the number of yards by 1,760, since 1 mile = 1,760 yards.

Front

How do you calculate the perimeter of a rectangle?

Back

The perimeter of a rectangle is calculated using the formula: P = 2(length + width).

Front

What is the process to order numbers from least to greatest?

Back

To order numbers from least to greatest, compare each number and arrange them in ascending order.

Front

What is a mixed number?

Back

A mixed number is a whole number combined with a proper fraction, such as 2 1/2.

Front

How do you convert a mixed number to an improper fraction?

Back

To convert a mixed number to an improper fraction, multiply the whole number by the denominator, add the numerator, and place the result over the original denominator.

Front

What is the decimal equivalent of 6 2/7?

Back

To convert 6 2/7 to a decimal, divide 2 by 7 to get approximately 0.2857, then add it to 6, resulting in approximately 6.2857.