3rd Grade Math: Unit 1

Front

What is multiplication?

Back

Multiplication is a mathematical operation where a number is added to itself a certain number of times. For example, 4 x 3 means adding 4 three times: 4 + 4 + 4 = 12.

Front

What is the equation to find the total number of items in rows and columns?

Back

The equation is: Total = Number of Rows x Number of Items per Row.

Front

What is addition?

Back

Addition is a mathematical operation where two or more numbers are combined to get a total. For example, 3 + 7 = 10.

Front

What is the nearest hundred of a number?

Back

The nearest hundred is the closest multiple of 100 to a given number. For example, the nearest hundred to 234 is 200.

Front

What is the greater number between 44 and 52?

Back

52 is greater than 44.

Front

What is the equation to find 10 more than a number?

Back

To find 10 more than a number, you add 10 to that number. For example, 245 + 10 = 255.

Front

What does 'Remainder' mean in division?

Back

A remainder is what is left over after division when one number does not divide evenly into another.

Front

What is a rectangular box?

Back

A rectangular box is a three-dimensional shape with six faces, all of which are rectangles.

Front

What is the commutative property of addition?

Back

The commutative property states that changing the order of the numbers in an addition problem does not change the sum. For example, 3 + 5 = 5 + 3.

Front

What is the commutative property of multiplication?

Back

The commutative property states that changing the order of the numbers in a multiplication problem does not change the product. For example, 4 x 2 = 2 x 4.