3rd grade math SBAC review

Front

What is the area of a rectangle with a length of 2 and a width of 3?

Back

Area = Length × Width = 2 × 3 = 6.

Front

What is the perimeter of a rectangle with a length of 2 and a width of 3?

Back

Perimeter = 2 × (Length + Width) = 2 × (2 + 3) = 10.

Front

What does it mean to round a number to the nearest hundred?

Back

To round to the nearest hundred, look at the tens digit. If it's 5 or more, round up; if it's 4 or less, round down.

Front

Round 6,978 to the nearest hundred.

Back

7,000.

Front

What is the result of 455 - 398?

Back

57.

Front

What is the value of L in the equation 455 - 398 = L?

Back

L = 57.

Front

What is the associative property of multiplication?

Back

The associative property states that the way in which numbers are grouped in multiplication does not change the product.

Front

Which expression is equal to 10 × (1 × 5)?

Back

(10 × 1) × 5.

Front

What is rounding?

Back

Rounding is adjusting a number to make it simpler but keeping its value close to what it was.

Front

Round 5,841 to the nearest hundred.

Back

5,800.