Multiplication Review: 4th grade

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).

Front

What is the standard algorithm for multiplication?

Back

The standard algorithm for multiplication involves multiplying numbers in a step-by-step process, starting from the rightmost digit and moving left, carrying over any values as needed.

Front

What does the term 'partial product' mean in multiplication?

Back

A partial product is the result of multiplying a single digit of one number by the entire other number before adding all the partial products together to get the final answer.

Front

How do you calculate the total cost of multiple items?

Back

To calculate the total cost, multiply the price of one item by the number of items. For example, if one ticket costs $12 and you buy 38 tickets, the total cost is 12 x 38.

Front

What is the multiplication fact for 5 x 4?

Back

5 x 4 equals 20.

Front

If Jamie mows 24 lawns and earns $18 for each, how do you find her total earnings?

Back

Multiply the number of lawns (24) by the amount earned per lawn ($18): 24 x 18 = $432.

Front

What is the first step in the standard algorithm for multiplication?

Back

The first step is to multiply the rightmost digit of the bottom number by each digit of the top number.

Front

What is the next step after finding the first partial product in multiplication?

Back

The next step is to multiply the next digit of the bottom number by the top number, shifting one place to the left.

Front

How do you represent multiplication in a word problem?

Back

In a word problem, multiplication can be represented by phrases like 'each', 'total', or 'groups of'.

Front

What is the product of 7 x 2?

Back

The product of 7 x 2 is 14.