Multiplication Models - Decimals

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 is a decimal?

Back

A decimal is a fraction expressed in a special form. It uses a decimal point to separate the whole number part from the fractional part. For example, 0.75 is a decimal.

Front

How do you multiply decimals?

Back

To multiply decimals, multiply the numbers as if they were whole numbers, then count the total number of decimal places in both numbers and place the decimal point in the product accordingly.

Front

What is 0.5 x 0.2?

Back

0.5 x 0.2 = 0.1

Front

What is 0.3 x 0.4?

Back

0.3 x 0.4 = 0.12

Front

What is 0.85 x 7?

Back

0.85 x 7 = 5.95

Front

What does the term 'factor' mean in multiplication?

Back

A factor is a number that is multiplied by another number to get a product. For example, in 2 x 3, both 2 and 3 are factors.

Front

What is the product of 0.2 and 0.4?

Back

0.2 x 0.4 = 0.08

Front

How do you represent multiplication with a model?

Back

Multiplication can be represented with models such as arrays, area models, or number lines to visualize the groups being multiplied.

Front

What is the equation that matches the model: 3 groups of 0.2?

Back

3 x 0.2 = 0.6