Answer:
16
Step-by-step explanation:
12 - 3 = 9
9 + 7 = 16
Answer: 4.234, 4.232, 4.228, 4.225
Step-by-step explanation:
When we have numbers higher than five we round up and when we have numbers below find we round down. When we have a number 5 we round up as well.
Answer:

Step-by-step explanation:
The way I like to think about it, with absolute value meaning the distance is
"find which number are 16 apart from 12". Which means 28 (to the right) or -4 (to the left).
More formally, applying the definition of absolute value,
