Question

A
1.
Find the missing steps in the following. One has been done for you.
42 + (-23) + 13
55
(-23)
32
+
2.
(-42) +
15
(-12) +
+15
= -39
3. [(-20) +
(-25)] + [15-20 - 13]
[ 15-20-13]
+
+
4. [25 - 10 - 42]
[(-31) +
[(-31) +
15]
15]
= -11​

Answer 1

Answer:

Don't know..................

Answer 2

Answer:

please keep in correct way so that everyone can understand it