Exploring Multiplication Comparisons in GoMath 4th Grade

This video tutorial covers multiplication comparisons, explaining how to interpret and solve multiplication statements by converting them into equations. It introduces the commutative property of multiplication and addition, demonstrating how the order of numbers does not affect the product or sum. The tutorial also provides strategies for solving word problems by simplifying statements and using multiplication. Practice problems are included to reinforce the concepts, and the lesson concludes with a summary of key points.

What does 'is' signify in a mathematical statement?

• Subtraction

• Addition

• Multiplication

• Equals

Which operation is described as 'repeated addition'?

• Subtraction

• Division

• Multiplication

• Addition

What property allows us to change the order of numbers in multiplication?

• Additive Property

• Commutative Property

• Associative Property

• Distributive Property

If 5 * 6 = 30, according to the commutative property, which of the following is also true?

• 6 * 5 = 30

• 5 / 6 = 0.833

• 5 + 6 = 11

• 6 - 5 = 1

What is the product of 3 * 4 according to the commutative property?

• 15

• 12

• 9

• 7

In the problem 'Carly has 9 pennies, Jack has four times as many', how many pennies does Jack have?

• 27

• 45

• 36

• 13

How do we represent an unknown value in a word problem?

• Always with the letter x

• With a specific symbol

• Using any letter of the alphabet

• With a question mark

If there are 8 students in art club and 3 times as many in chorus, how many students are in chorus?

• 24

• 25

• 32

• 11

What does the equation '32 = 8 * Mark' tell us about Mark's markers?

• Mark has 40 markers

• Mark has 8 markers

• Mark has 32 markers

• Mark has 4 markers

If Jim has 32 markers, which is 8 times as many as Mark, how many markers should Jim share with Mark so they both have the same number of markers?

• None, they already have the same amount

• 16 markers

• 24 markers

• 28 markers