McGraw Hill My Math Chapter 5 Review

If you have rounded the factors UP, the estimate will be...

In an area model, the number 651 is deconstructed as:

Identify the OPERATION(S) in the following equation: n - 100 + r = 54

Identify the VARIABLE(S) in the following equation: n - 100 + r = 54

If you have rounded the factors DOWN, the estimate will be...

Which factors have an ESTIMATED product of 2000?

Multiplying a sum by a # is the same as multiplying addends by the #, then adding the products.

Estimation is guessing.

Theater tickets cost $48 per person. About how much money would tickets for 35 people cost?

In math, an OPERATION is...

The order in which two numbers are multiplied does not change the product.

Grouping of the factors does not change the product.

The word "ABOUT" indicates that you're probably going to...

Use mental math to find the unknown number: 20 x a = 1,200

In an area model, the number 55 is deconstructed as:

You can use a VARIABLE to represent...