1. A
The answer is A because -5 is 5 points to the left of 0 on a number line.
2. A
The answer is A because -3 is 3 points to the left of the number line. It is not C because -1 is closer to 0, therefore it is a greater number.
3. B
Divide 15 by 3 first and you will get 5 then add 7 to five and you will get 12.
4. B
Subtract 230.7 from 110.9 and you will get 119.8 and if you estimate that answer you will get 120.