3rd grade MATH Review

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 area of a rectangle?

Back

The area of a rectangle is found by multiplying its length by its width. For example, if a rectangle is 5 feet long and 3 feet wide, its area is 5 x 3 = 15 square feet.

Front

How do you find the total number of wheels on multiple strollers?

Back

To find the total number of wheels, multiply the number of strollers by the number of wheels on each stroller. For example, 20 strollers with 4 wheels each means 20 x 4 = 80 wheels.

Front

What does it mean for two expressions to be equal?

Back

Two expressions are equal if they have the same value. For example, 4 x 8 is equal to 32, and so is 8 x 4.

Front

What is a word problem in math?

Back

A word problem is a mathematical question presented in a narrative form, requiring you to extract the numbers and operations needed to solve it.

Front

How do you calculate the total number of students on buses?

Back

To calculate the total number of students, multiply the number of buses by the number of students on each bus. For example, 5 buses with 40 students each means 5 x 40 = 200 students.

Front

What is the difference in a subtraction problem?

Back

The difference is the result of subtracting one number from another. For example, in 10 - 4, the difference is 6.

Front

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

Back

The formula for finding the area of a rectangle is Area = Length x Width.

Front

What is a sequin?

Back

A sequin is a small, shiny disc used for decoration, often on clothing or costumes.

Front

How do you find how many more items one person needs than another?

Back

To find how many more items one person needs than another, subtract the smaller number from the larger number. For example, if Freddie needs 209 sequins and Helen needs 152, then 209 - 152 = 57.