### Home > CAAC > Chapter 2 > Lesson 2.1.4 > Problem 2-43

2-43.

Without a calculator, compute the value of each expression below. Homework Help ✎

−3 + 6

(−2)(−9)

−4 − 9 − 11

−12 − 18

(−8)

(−2)(−2)(2)

7 + (−19)

−15 ÷ 15

3

Keep track of negative signs.

Change all the subtraction to addition. −4 + (−9) + (−11)

−24

Follow the steps in part (c).

It might be helpful to change −8 to a fraction.

Remember to reduce.

Keep track of negative signs.

If the larger number is negative the answer will be negative.

Turn the problem into a fraction.

Any number divided by itself = 1.