4th Grade Division Review

Front

What is a multiple?

Back

A multiple of a number is the result of multiplying that number by an integer. For example, multiples of 6 include 6, 12, 18, 24, etc.

Front

What are the multiples of 6?

Back

The multiples of 6 include 6, 12, 18, 24, 30, 36, and so on.

Front

What is a factor?

Back

A factor of a number is a whole number that can be divided evenly into that number. For example, the factors of 30 are 1, 2, 3, 5, 6, 10, 15, and 30.

Front

What are the factors of 30?

Back

The factors of 30 are 1, 2, 3, 5, 6, 10, 15, and 30.

Front

What is a common multiple?

Back

A common multiple is a number that is a multiple of two or more numbers. For example, 12 is a common multiple of 4 and 6.

Front

What is the least common multiple (LCM)?

Back

The least common multiple (LCM) of two numbers is the smallest multiple that is exactly divisible by both numbers.

Front

How do you find the LCM of 4 and 6?

Back

To find the LCM of 4 and 6, list the multiples of each: Multiples of 4: 4, 8, 12, 16...; Multiples of 6: 6, 12, 18...; The LCM is 12.

Front

How do you divide to find how many items fit in a box?

Back

To find how many items fit in a box, divide the total number of items by the number of items that fit in one box.

Front

If Lauren has 93 pairs of shoes and each box can fit 7 pairs, how many boxes does she need?

Back

To find the number of boxes, divide 93 by 7. 93 ÷ 7 = 13 with a remainder of 2. So, she needs 14 boxes.

Front

What is division?

Back

Division is the process of splitting a number into equal parts. It is the opposite of multiplication.