Number Sense Fluency

Front

What are multiples?

Back

Multiples of a number are the results of multiplying that number by whole numbers. For example, the multiples of 14 are 14, 28, 42, 56, etc.

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 place value?

Back

Place value is the value of a digit based on its position in a number. For example, in 3,180, the '3' is in the thousands place.

Front

What is the distributive property?

Back

The distributive property states that a(b + c) = ab + ac. It allows you to multiply a number by a sum by distributing the multiplication.

Front

How do you determine the least common multiple (LCM) of two numbers?

Back

The LCM is the smallest number that is a multiple of both numbers. You can find it by listing the multiples or using prime factorization.

Front

What is a factor?

Back

A factor is a whole number that can be divided evenly into another number. For example, the factors of 12 are 1, 2, 3, 4, 6, and 12.

Front

What does it mean to divide evenly?

Back

Dividing evenly means that there is no remainder when one number is divided by another. For example, 12 divided by 4 equals 3 with no remainder.

Front

What is a common multiple?

Back

A common multiple is a number that is a multiple of two or more numbers. For example, 24 is a common multiple of 8 and 12.

Front

How can you use the distributive property to simplify addition?

Back

You can group numbers in a way that makes them easier to add. For example, 42 + 54 can be simplified using 6(7 + 9).

Front

What is the relationship between factors and multiples?

Back

Factors are numbers that divide another number evenly, while multiples are the result of multiplying a number by whole numbers.