Grade 3 Math Flashcard

Front

What is the perimeter of a square?

Back

The perimeter of a square is the total distance around it, calculated by adding the lengths of all four sides. For a square with side length 's', the formula is P = 4s.

Front

What is addition?

Back

Addition is the mathematical operation of combining two or more numbers to get a total. For example, 2 + 3 = 5.

Front

How do you order numbers from least to greatest?

Back

To order numbers from least to greatest, compare each number and arrange them starting from the smallest to the largest.

Front

What is subtraction?

Back

Subtraction is the mathematical operation of taking one number away from another. For example, 5 - 2 = 3.

Front

What is a fraction?

Back

A fraction represents a part of a whole. It consists of a numerator (top number) and a denominator (bottom number). For example, 3/5 means 3 parts out of 5.

Front

What is the formula for finding the perimeter of a rectangle?

Back

The perimeter of a rectangle is calculated by adding the lengths of all four sides. The formula is P = 2(length + width).

Front

What does 'least' mean in math?

Back

'Least' refers to the smallest value in a set of numbers.

Front

What does 'greatest' mean in math?

Back

'Greatest' refers to the largest value in a set of numbers.

Front

What is a number line?

Back

A number line is a straight line with numbers placed at equal intervals along its length, used to represent numbers visually.

Front

What is the difference between even and odd numbers?

Back

Even numbers are divisible by 2 (e.g., 2, 4, 6), while odd numbers are not (e.g., 1, 3, 5).