What is the operation? Word Problem edition

Front

What is multiplication?

Back

Multiplication is a mathematical operation where a number is added to itself a certain number of times. For example, 3 multiplied by 4 (3 x 4) means adding 3 four times: 3 + 3 + 3 + 3 = 12.

Front

What is addition?

Back

Addition is a mathematical operation where two or more numbers are combined to get a total. For example, 2 + 3 = 5.

Front

What is subtraction?

Back

Subtraction is a mathematical operation where one number is taken away from another. For example, 5 - 2 = 3.

Front

What is division?

Back

Division is a mathematical operation where a number is split into equal parts. For example, 12 divided by 4 (12 ÷ 4) means splitting 12 into 4 equal parts, which equals 3.

Front

How do you find the total cost of multiple items?

Back

To find the total cost, you multiply the cost of one item by the number of items. For example, if one doughnut costs $1.05 and you buy 30, the total cost is 1.05 x 30 = $31.50.

Front

How do you calculate change from a purchase?

Back

To calculate change, subtract the total cost from the amount paid. For example, if you pay $20.00 for a pizza that costs $11.95, the change is 20.00 - 11.95 = $8.05.

Front

What is a word problem in math?

Back

A word problem is a mathematical question presented in a narrative form, requiring the reader to extract the necessary information to solve it.

Front

What operation would you use to combine expenses?

Back

To combine expenses, you use addition. For example, if Ronnie spent $6.98 and Carl spent $9.85, you add their expenses: 6.98 + 9.85 = $16.83.

Front

What does it mean to multiply by a number?

Back

To multiply by a number means to increase a quantity by that number of times. For example, if Sarah has 25 candies and has 4 times as many, you calculate 25 x 4 = 100.

Front

What is the first step in solving a word problem?

Back

The first step is to read the problem carefully and identify what is being asked.