Multiplication and Division

Front

What is multiplication?

Back

Multiplication is a mathematical operation that represents the repeated addition of a number. For example, 4 x 3 means adding 4 three times (4 + 4 + 4 = 12).

Tags

CCSS.3.OA.A.1

Front

What is division?

Back

Division is a mathematical operation that represents the process of splitting a number into equal parts. For example, 12 ÷ 4 means splitting 12 into 4 equal parts, which equals 3.

Tags

CCSS.3.OA.A.2

Front

How do you find the number of students in each classroom?

Back

To find the number of students in each classroom, divide the total number of students by the number of classrooms. For example, 138 students ÷ 6 classrooms = 23 students per classroom.

Tags

CCSS.4.NBT.B.6

Front

What is an area model in multiplication?

Back

An area model is a visual representation of multiplication that shows how two numbers can be broken down into parts. For example, 56 x 27 can be represented as a rectangle divided into smaller rectangles.

Tags

CCSS.4.NBT.B.5

Front

How do you estimate the cost of items?

Back

To estimate the cost, round the prices of the items to the nearest ten or hundred and then add them together. For example, if sodas cost $4 and burgers cost $5, estimate by rounding to $4 and $5.

Front

What is the product of 63 and 14?

Back

The product of 63 and 14 is 882.

Tags

CCSS.4.NBT.B.5

Front

What does it mean to multiply?

Back

To multiply means to increase a number by a certain factor. For example, multiplying 5 by 2 means you have two groups of 5, which equals 10.

Tags

CCSS.3.OA.A.1

Front

What is a factor in multiplication?

Back

A factor is a number that is multiplied by another number. For example, in 4 x 3, both 4 and 3 are factors.

Tags

CCSS.4.OA.B.4

Front

What is a quotient in division?

Back

A quotient is the result of dividing one number by another. For example, in 12 ÷ 4, the quotient is 3.

Tags

CCSS.4.NBT.B.6

Front

How can you check your multiplication answer?

Back

You can check your multiplication answer by using division. For example, if you calculated 4 x 3 = 12, you can check by doing 12 ÷ 4 = 3.

Tags

CCSS.4.NBT.B.6