Multiplying Two Digit by One Digit Numbers

Front

What is multiplication?

Back

Multiplication is a way to add a number to itself a certain number of times. For example, 3 x 4 means adding 3 four times: 3 + 3 + 3 + 3 = 12.

Front

What does it mean to multiply a two-digit number by a one-digit number?

Back

It means to take a two-digit number and add it to itself a certain number of times, as indicated by the one-digit number.

Front

How do you multiply 25 by 6?

Back

25 x 6 = 150.

Front

What is the product of 54 and 6?

Back

54 x 6 = 324.

Front

If Krysanthe baked 9 trays of cookies with 6 cookies each, how do you find the total number of cookies?

Back

Multiply the number of trays (9) by the number of cookies per tray (6): 9 x 6 = 54.

Front

What is the multiplication of 90 and 9?

Back

90 x 9 = 810.

Front

What is the first step in multiplying two-digit numbers?

Back

Break the two-digit number into tens and ones, then multiply each part by the one-digit number.

Front

What is an example of a two-digit by one-digit multiplication problem?

Back

An example is 34 x 5.

Front

How can you check your multiplication answer?

Back

You can check by using addition or by reversing the multiplication (dividing the product by one of the factors).

Front

What is the multiplication table?

Back

A multiplication table is a chart that shows the products of pairs of numbers, helping to visualize multiplication.