3rd Grade Math Concepts Review

This video tutorial reviews third grade math concepts, including multiplication strategies, time and measurement, area, fractions, data and graphing, and geometry. It covers key properties and rules, such as the commutative and distributive properties, and provides strategies for solving word problems. The tutorial also introduces basic geometry concepts and data representation methods.

What is an array in math?

• A type of graph

• A single row of numbers

• A math model with rows and columns

• A sequence of numbers

What does the commutative property of multiplication state?

• Multiplying a number by one gives the same number

• The order of factors can be changed without affecting the product

• The product of any number and zero is zero

• Multiplication can be distributed over addition

How many minutes are in one hour?

• 24

• 3600

• 60

• 100

What is the rule when multiplying a number by zero?

• The product is 1

• The product is the same number

• The product is zero

• It is undefined

What is a square unit?

• A unit of area

• A unit of weight

• A unit of volume

• A unit of length

What does it mean to partition in fractions?

• To combine into a whole

• To divide into equal parts

• To subtract one fraction from another

• To multiply fractions

What is a unit fraction?

• A fraction with a numerator of 0

• A fraction with a denominator of 1

• A fraction where the numerator and denominator are the same

• A fraction that represents one part of a whole

What does a picture graph use to represent quantities?

• Letters

• Numbers

• Lines

• Pictures

What is a trapezoid?

• A four-sided polygon with at least one set of parallel lines

• A three-sided polygon

• A polygon with no parallel sides

• A polygon with all sides equal

How can angles of a shape be described?

• Parallel or not parallel

• Equal or not equal

• Right or not right

• Curved or straight