number sense and operations

Front

What is number sense?

Back

Number sense is the ability to understand, interpret, and work with numbers. It includes skills such as estimating, comparing, and performing calculations.

Front

Define a fraction greater than one.

Back

A fraction greater than one has a numerator that is larger than its denominator, indicating that it represents a value greater than one whole.

Front

What is the process to square a number?

Back

To square a number, multiply the number by itself. For example, to square 2.3, calculate 2.3 * 2.3 = 5.29.

Front

How do you find the Greatest Common Factor (GCF) of two numbers?

Back

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

Front

What is the formula for finding the total number of servings from a mixture?

Back

Total servings = Total volume of mixture / Volume per serving.

Front

How do you simplify the expression 24 + 36 using the GCF?

Back

First, find the GCF of 24 and 36, which is 12. Then, rewrite the expression as 12(2 + 3).

Front

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

Back

The LCM is the smallest number that is a multiple of each number in the set.

Front

How do you determine the LCM of 3, 6, and 10?

Back

List the multiples of each number and find the smallest common multiple. The LCM of 3, 6, and 10 is 30.

Front

What is a mixed number?

Back

A mixed number is a whole number combined with a proper fraction, such as 1 1/8.

Front

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

Back

Multiply the whole number by the denominator, add the numerator, and place the result over the original denominator.