9.22 Multiply word problems

Front

What is multiplication?

Back

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

Front

How do you find the total cost for multiple items?

Back

To find the total cost for multiple items, multiply the cost of one item by the number of items. For example, if one item costs $14 and there are 35 items, the total cost is 14 x 35.

Front

What is the area of a rectangle?

Back

The area of a rectangle is found by multiplying its length by its width. For example, a rectangle that is 28 inches long and 42 inches wide has an area of 28 x 42.

Front

How do you solve a word problem involving multiplication?

Back

To solve a word problem involving multiplication, identify the quantities involved, determine what is being asked, and then multiply the relevant numbers.

Front

What is a word problem?

Back

A word problem is a mathematical problem that is presented in the form of a story or real-life scenario, requiring interpretation and problem-solving skills.

Front

If a farmer plants 638 corn stocks and each produces 6 ears of corn, how many ears of corn does he have?

Back

3,828 ears of corn (638 x 6 = 3,828).

Front

What is the total revenue from selling multiple items?

Back

The total revenue from selling multiple items is calculated by multiplying the number of items sold by the price per item.

Front

How many students are in 4th grade if there are 5 classrooms with 25 students each?

Back

125 students (5 classrooms x 25 students = 125 students).

Front

What operation would you use to find the total cost for a group of people?

Back

You would use multiplication to find the total cost for a group of people.

Front

What is the formula for calculating the area of a rectangle?

Back

The formula for calculating the area of a rectangle is Area = Length x Width.