Unit 3 Test Review

Front

What is the product of 127 and 14?

Back

1,778

Front

What equation does the visual model represent if it shows 0.4 and 0.3?

Back

0.4 x 0.3 = 0.12

Front

What multiplication sentence does the model represent if it shows 3 and 0.14?

Back

3 x 0.14 = 0.42

Front

What is the product of 136 and 87?

Back

11,832

Front

What multiplication sentence does the model represent if it shows 3 and 0.27?

Back

3 x 0.27 = 0.81

Front

What is the general formula for multiplication?

Back

a x b = c, where a and b are factors and c is the product.

Front

How do you multiply decimals?

Back

Align the numbers as if they were whole numbers, multiply, and then place the decimal point in the product based on the total number of decimal places in the factors.

Front

What is the associative property of multiplication?

Back

The associative property states that the way in which factors are grouped does not change the product, e.g., (a x b) x c = a x (b x c).

Front

What is the commutative property of multiplication?

Back

The commutative property states that the order of factors does not change the product, e.g., a x b = b x a.

Front

What is a visual model in multiplication?

Back

A visual model represents multiplication concepts using diagrams or models, such as arrays or area models, to illustrate how numbers combine.