Integer Operations and Absolute Values

The video tutorial covers the division and addition of integers with different signs, emphasizing the rules for determining the sign of the result. It explains the process of adding integers with different signs by keeping the sign of the larger absolute value and subtracting the smaller from the larger. The tutorial includes practice problems to reinforce these concepts, demonstrating the use of the KCC method for subtracting integers with the same sign.

What is the result of dividing 40 by -5?

• 5

• -5

• -8

• 8

When adding integers with different signs, what is the first step?

• Divide the absolute values

• Multiply the absolute values

• Subtract the absolute values

• Add the absolute values

What sign should be kept when adding -8 and 30?

• Zero

• None

• Positive

• Negative

What is the absolute value of -8?

• 0

• 16

• -8

• 8

What is the absolute value of 30?

• -30

• 60

• 30

• 0

What is the result of dividing -39 by 3?

• -13

• 39

• -39

• 13

What does KCC stand for in integer subtraction?

• Keep, Change, Change

• Keep, Change, Compare

• Keep, Compare, Compare

• Keep, Compare, Change

What is the new expression when using KCC for -13 minus 15?

• -13 plus 15

• -13 plus -15

• 13 plus 15

• 13 plus -15

What is the result of adding -13 and -15?

• 2

• -28

• 28

• -2

When adding integers with the same sign, what should you do?

• Divide and change the sign

• Multiply and change the sign

• Add and keep the sign

• Subtract and keep the sign