Bridges Unit 2 Pre-Test

Front

What is the distributive property in multiplication?

Back

The distributive property states that a(b + c) = ab + ac, meaning you can distribute the multiplication over addition.

Front

True or False: 16 x 18 can be expressed as (16 x 10) + (16 x 8).

Back

True

Front

What is the value of 15 x 10 when expressed as (x x 10) + (5 x 10)?

Back

The value of x is 10.

Front

How do you calculate the total earnings from washing windows if small windows cost 10 cents and large windows cost 25 cents?

Back

You calculate total earnings by using the equation: (number of small windows x $0.10) + (number of large windows x $0.25).

Front

What is the missing number in the equation 50 x ___ = 250?

Back

The missing number is 5.

Front

True or False: 21 ÷ 2 equals 11 with one left over.

Back

False; 21 ÷ 2 equals 10 with one left over.

Front

What is the formula to find the total cost of multiple items with different prices?

Back

The formula is: Total Cost = (number of item 1 x price of item 1) + (number of item 2 x price of item 2) + ...

Front

What does it mean to 'solve for x' in an equation?

Back

To 'solve for x' means to find the value of x that makes the equation true.

Front

How can you verify if a multiplication equation is correct?

Back

You can verify by performing the multiplication and checking if both sides of the equation are equal.

Front

What is the relationship between multiplication and division?

Back

Multiplication is the inverse operation of division; if a x b = c, then c ÷ b = a.