Representing and solving problems involving multiplication of multi-digit whole numbers

Front

What is multiplication?

Back

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

Front

What does 'times as many' mean?

Back

'Times as many' refers to multiplying a number by a certain factor. For example, '3 times as many as 12' means 3 multiplied by 12.

Front

How do you write an equation for '4 times as many'?

Back

You can write it as n = 4 x (number). For example, if the number is 20, then n = 4 x 20.

Front

What is the product of 4 and 5?

Back

The product of 4 and 5 is 20.

Front

If Blake is 5 feet tall, how tall is the Jolly Green Giant if he is 4 times as tall?

Back

The Jolly Green Giant is 20 feet tall (4 x 5 = 20).

Front

What is 3 times 12?

Back

3 times 12 is 36.

Front

How do you solve for n in the equation n = 4 x 20?

Back

To solve for n, multiply 4 by 20. So, n = 80.

Front

What does 'three times one' equal?

Back

Three times one equals three (3 x 1 = 3).

Front

What is the equation for 'four times as much as twelve'?

Back

The equation is 4 x 12 = 48.

Front

If you have 20 loaves of bread and bake 4 times as many, how many loaves do you have?

Back

You have 80 loaves (4 x 20 = 80).