Instead of adding 3 + 3 + 3 + 3 = 12, you usually write 3 x 4 = 12. You say that you have

multiplied 3 by 4 and that 12 is the product of 3 times 4.

3

multiplicand

x

4

multiplier

12

product

In the multiplication problem above, the 4 is called the

,

the

3

is

called the

, and the answer you get is called the

.

The simplest way to avoid mistakes in multiplication is to form the habit of checking. To check

multiplication, you use the principle that the order in which the numbers are multiplied does not affect

the product. For example, 6 x 9 = 9 x 6. You can see that the answer is the same if you multiply 16 x

18 or 18 x 16.

Multiplicand

18

Check

16

Multiplicand

Multiplier

16

18

Multiplier

108

128

1 8__

1 6__

Product

288

288

Product

Now, solve these multiplication problems to test your multiplication skills.

(1)

19

(2)

20

(3)

17

(4)

220

x 7

x 21

x 0

x 56

(5)

819

(6)

563

(7)

1 4, 9 6 0

(8)

3 1, 4 1 6

x 706

x 400

x

251

x 3, 1 4 1

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