Multi digit multiplication

Front

What is multi-digit multiplication?

Back

Multi-digit multiplication is the process of multiplying numbers that have two or more digits. It involves breaking down the numbers into smaller parts, multiplying them, and then adding the results together.

Front

How do you multiply a two-digit number by a two-digit number?

Back

To multiply a two-digit number by another two-digit number, you can use the area model or the standard algorithm. Break each number into tens and ones, multiply each part, and then add the products.

Front

What is the standard algorithm for multiplication?

Back

The standard algorithm for multiplication involves writing the numbers one below the other, multiplying each digit of the bottom number by each digit of the top number, and then adding the results.

Front

What is the product of 214 and 25?

Back

5,350

Front

If a coach orders 12 cartons of tennis balls with each carton containing 124 balls, how many balls are there in total?

Back

1,488 tennis balls

Front

How much money will be raised if 124 guests donate $85 each?

Back

$10,540

Front

What is the total distance traveled if a family drives 175 miles each day for 12 days?

Back

2,100 miles

Front

How many packets of ranch dressing are used if 13 boxes contain 25 packets each?

Back

325 packets

Front

What is the first step in solving a multi-digit multiplication problem?

Back

The first step is to align the numbers vertically by place value.

Front

What does it mean to estimate a product?

Back

Estimating a product means to find a rough calculation of the answer, often by rounding the numbers to the nearest ten or hundred before multiplying.