3rd Grade Math Review!

Front

What is place value?

Back

Place value is the value of a digit based on its position in a number. For example, in the number 5,643, the digit 6 is in the hundreds place, so its value is 600.

Front

What is the place value of the red digit in 5,643?

Back

The place value of the red digit (6) is hundreds.

Front

What is an array in math?

Back

An array is a set of objects arranged in rows and columns. It helps in understanding multiplication and division.

Front

Which equation matches this array: 5 rows of 3?

Back

5 x 3 = 15 or 3 x 5 = 15.

Front

What is expanded form?

Back

Expanded form is a way to write a number by showing the value of each digit. For example, 428 in expanded form is 400 + 20 + 8.

Front

What is the expanded form of 428?

Back

400 + 20 + 8.

Front

What is perimeter?

Back

Perimeter is the distance around a shape. For a rectangle, it is calculated by adding the lengths of all sides.

Front

What is the perimeter of a rectangle with length 10 feet and width 4 feet?

Back

The perimeter is 28 feet.

Front

What is addition?

Back

Addition is the process of finding the total or sum by combining two or more numbers.

Front

If Joanie has 387 pumpkin seeds and Harrison has 562, how many do they have in all?

Back

They have 949 pumpkin seeds in all.