Division and Multiplication Concepts

Mrs. Apia's lesson on division of integers covers vocabulary, student outcomes, and essential questions. It explores fact families, integer multiplication, and division rules. The lesson emphasizes understanding the relationship between multiplication and division, and how signs affect the quotient. Methods for memorizing integer rules are also discussed.

What is the term for the answer to a division problem?

• Dividend

• Divisor

• Quotient

• Rational Number

Which of the following is NOT a rational number?

• 5

• 3/4

• 0.333...

• √2

In a fact family, if 4 * 6 = 24, which of the following is a correct division statement?

• 24 / 4 = 8

• 24 / 6 = 8

• 24 / 4 = 6

• 24 / 6 = 4

What is the result of -6 * 4?

• -6

• 24

• -24

• 6

If the dividend is positive and the divisor is negative, what is the sign of the quotient?

• Positive

• Negative

• Zero

• Undefined

Which of the following division problems results in a positive quotient?

• 24 / 6

• -24 / -6

• 24 / -4

• -24 / 4

What must be true about the signs of the dividend and divisor for a positive quotient?

• Both must be positive

• Both must be negative

• Both must be the same sign

• They must have opposite signs

What is the result of 90 / -10 using the triangle method?

• -9

• 10

• 0

• 9

In the 'good guys, bad guys' method, what is the result of a bad guy leaving town?

• Positive

• Negative

• Zero

• Undefined

Using the triangle method, what is the product of -25 * -4?

• 100

• -100

• -25

• 25