Add and Subtract Integers

What is the rule for subtracting integers?

• To subtract an integer, add its opposite.

• Subtract the smaller integer from the larger one.

• Change the sign of the first integer and add.

• Multiply the integers and then subtract.

What is the sum of -15 + (-5)?

• -10

• -15

• -20

• -25

What is the definition of an integer?

• A whole number that can be positive, negative, or zero.

• A number that includes fractions and decimals.

• A number that is always positive.

• A number that represents a part of a whole.

What is the sum of 5 + (-3)?

• 1

• 2

• 3

• 4

What is the sum of -8 + 8?

• -8

• 8

• 0

• 16

What is the opposite of -8?

• -8

• 0

• 8

• -1

What is the sum of (-12) + 7?

• -3

• -5

• 2

• 5

What is the sum of (-10) + (-7)?

• -15

• -17

• -20

• -10

What is the rule for adding a positive integer to a negative integer?

• Subtract the smaller absolute value from the larger absolute value and take the sign of the integer with the larger absolute value.

• Add the two integers together and take the sign of the positive integer.

• Always result in a positive integer regardless of the values.

• The result is always zero if one integer is positive and the other is negative.

What is the opposite of a positive integer?

• The same integer with a negative sign.

• The same integer with a positive sign.

• Zero.

• The absolute value of the integer.