Integer Operations Quiz

What is the sum of -5 and 8?

• -13

• 2

• 12

• 3

Answer explanation

The question asks for the sum of -5 and 8. To find the sum, simply add the two numbers together: -5 + 8 = 3. Therefore, the correct choice is 3.

Simplify the expression: -12 + (-7).

• -19

• -25

• -19

• -5

Answer explanation

To simplify the expression -12 + (-7), we need to add the two negative numbers. When adding negative numbers, we add their absolute values and keep the negative sign. So, -12 + (-7) = -(12 + 7) = -19. Therefore, the correct choice is -19.

Find the product of -3 and 4.

• 10

• 0

• -12

• -7

Answer explanation

The question asks for the product of -3 and 4. The product is the result of multiplication. When you multiply -3 and 4, you get -12. Therefore, the correct answer is -12.

Evaluate: -15 ÷ (-3).

• -5

• 3

• -1

• 5

Answer explanation

The question asks to evaluate the expression -15 ÷ (-3). In mathematics, dividing a negative number by another negative number results in a positive number. Therefore, -15 divided by -3 equals 5, which is the correct answer.

Calculate the sum of -9 and -4.

• -3

• -13

• -5

• -13

Answer explanation

The question asks to calculate the sum of -9 and -4. When you add two negative numbers, you get a more negative number. So, -9 plus -4 equals -13. Therefore, the correct answer is -13.

Simplify the expression: 10 - (-6).

• 4

• 10

• -4

• 16

Answer explanation

The question asks to simplify the expression: 10 - (-6). In mathematics, subtracting a negative number is equivalent to adding a positive number. Therefore, 10 - (-6) simplifies to 10 + 6, which equals 16. Hence, the correct answer is 16.

Find the product of -2 and -9.

• 0

• -11

• 27

• 18

Answer explanation

The question asks for the product of -2 and -9. In mathematics, the product of two negative numbers is always a positive number. Therefore, the correct answer is 18, which is the result of multiplying -2 and -9.

Evaluate: 24 ÷ (-6).

• 0

• -6

• -4

• 4

Answer explanation

The question asks to evaluate the expression 24 divided by -6. The division of a positive number by a negative number results in a negative number. Therefore, the correct answer is -4, which is one of the provided options.

What is the sum of -3 and -7?

• -5

• -14

• 0

• -10

Answer explanation

The question asks for the sum of -3 and -7. When you add two negative numbers, you get a more negative number. So, -3 plus -7 equals -10. Therefore, the correct answer is -10.

Simplify the expression: -8 - (-2).

• 6

• -10

• -6

• 0

Answer explanation

The question asks to simplify the expression: -8 - (-2). When subtracting a negative number, it is the same as adding its absolute value. So, -8 - (-2) is equivalent to -8 + 2, which equals -6. Therefore, the correct answer is -6.