Semester 1 Review

Front

What is rounding?

Back

Rounding is the process of adjusting a number to make it simpler and easier to work with, usually to the nearest ten, hundred, or thousand.

Front

How do you round the number 58 to the nearest 100?

Back

You round 58 to 100 because it is closer to 100 than to 0.

Front

What is the nearest hundred to 738?

Back

The nearest hundred to 738 is 700.

Front

How do you express the number 8,539 in words?

Back

Eight thousand, five hundred thirty-nine.

Front

What is area in mathematics?

Back

Area is the amount of space inside a shape, measured in square units.

Front

If a rectangle has a length of 7 units and a width of 8 units, what is its area?

Back

The area is 56 square units (7 x 8 = 56).

Front

What does it mean to break apart an array in multiplication?

Back

Breaking apart an array means to separate it into smaller groups to make multiplication easier to understand.

Front

What is the multiplication fact represented by 8 x 6?

Back

8 x 6 equals 48.

Front

What is the difference between a number and its rounded value?

Back

The difference is how much the number has changed when rounded to a simpler form.

Front

What is a square unit?

Back

A square unit is a unit of area that is one unit long and one unit wide.