Front

What is multiplication?

Back

Multiplication is a mathematical operation that represents the repeated addition of a number. For example, 3 x 4 means adding 3 four times (3 + 3 + 3 + 3 = 12).

Front

What does it mean to multiply a 3-digit number by a 2-digit number?

Back

It means to take a number that has three digits (like 250) and multiply it by a number that has two digits (like 55).

Front

What is the product of 250 x 55?

Back

The product of 250 x 55 is 13,750.

Front

What is the product of 198 x 32?

Back

The product of 198 x 32 is 6,336.

Front

What is the product of 571 x 24?

Back

The product of 571 x 24 is 13,704.

Front

What is the product of 328 x 39?

Back

The product of 328 x 39 is 12,792.

Front

What is the product of 334 x 42?

Back

The product of 334 x 42 is 14,028.

Front

What is the standard algorithm for multiplying multi-digit numbers?

Back

The standard algorithm involves multiplying each digit of the bottom number by each digit of the top number, aligning the results according to place value, and then adding them together.

Front

What is place value in multiplication?

Back

Place value refers to the value of a digit based on its position in a number. For example, in 250, the 2 is in the hundreds place, the 5 is in the tens place, and the 0 is in the ones place.

Front

How do you estimate the product of two numbers?

Back

To estimate the product, round each number to the nearest ten or hundred and then multiply the rounded numbers.