Home > MC1 > Chapter 4 > Lesson 4.3.4 > Problem 4-124
4-124.
. Simplify the following expressions. Homework Help ✎
− 5 + ( −3)
6 + ( −3)
−11 − 2
4 + ( −10)
3 − ( −9)
( −2)( −5)
(5)( −16)
−20 ÷ 5
−12 ÷ ( −1)
For parts (a), (b), and (c), try drawing a diagram with + and − symbols if you are having difficulty.
Parts (d) and (e) are similar to (a) - (c).
Remember that the product of two negative integers is positive.
10
If you had 5 groups of 16 negatives, how many negatives would you have?
What would you need to multiply by 5 to get −20?
−4
If you had 12 negatives and you divided them into groups with one negative in each, how many groups would you have?