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 one-digit number?

Back

To multiply a two-digit number by a one-digit number, multiply each digit of the two-digit number by the one-digit number, starting from the rightmost digit, and then add the results.

Front

What is the area model in multiplication?

Back

The area model is a visual way to represent multiplication. It involves drawing a rectangle and dividing it into smaller rectangles based on the digits of the numbers being multiplied.

Front

What is the standard algorithm for multi-digit multiplication?

Back

The standard algorithm involves writing the numbers vertically, multiplying each digit of the bottom number by each digit of the top number, and then adding the partial products.

Front

What is a partial product?

Back

A partial product is the result of multiplying a single digit of one number by the entire other number in multi-digit multiplication.

Front

How do you handle carrying in multi-digit multiplication?

Back

When the product of a multiplication exceeds 9, you write down the last digit and carry over the first digit to the next column.

Front

What is the distributive property in multiplication?

Back

The distributive property states that a(b + c) = ab + ac. It allows you to break down complex multiplication into simpler parts.

Front

If a family drives 175 miles each day for 12 days, how do you calculate the total distance traveled?

Back

Multiply 175 miles by 12 days: 175 x 12 = 2,100 miles.

Front

How do you find the total number of items in multiple cartons?

Back

Multiply the number of cartons by the number of items in each carton. For example, 12 cartons of 124 tennis balls: 12 x 124 = 1,488 tennis balls.

Front

If one player earns 132 points and another earns four times as many, how do you calculate the second player's points?

Back

Multiply the first player's points by 4: 132 x 4 = 528 points.