Adding Positive and Negative Integers

What is the result of -33 + (-19)?

• -50

• -51

• -52

• -53

What is the result of 25 + (-10)?

• 10

• 15

• 20

• 5

How do you visualize adding positive and negative integers on a number line?

• Start at zero; move right for positive integers and left for negative integers.

• Start at one; move left for positive integers and right for negative integers.

• Start at zero; move left for positive integers and right for negative integers.

• Start at zero; move up for positive integers and down for negative integers.

Define positive integers.

• Whole numbers greater than zero (1, 2, 3, ...).

• Negative numbers including zero.

• All integers including negative and positive numbers.

• Only the number zero.

What is the sum of a positive integer and a negative integer?

• The sum is always positive.

• The sum depends on the absolute values; if the positive integer is larger, the result is positive, and if the negative integer is larger, the result is negative.

• The sum is always negative.

• The sum is zero.

What is the result of 7 + (-3)?

• 2

• 4

• 5

• 10

What is the result of -9 + 14?

• 2

• 3

• 5

• 6

What is the result of -10 + 10?

• -10

• 0

• 10

• -20

What is the result of -5 + (-7)?

• -10

• -12

• -8

• -14

What is the rule for adding two positive integers?

• The result is always a positive integer.

• The result can be negative.

• The result is always zero.

• The result can be a fraction.