Final answer:
The difference between -37 and -27 is -10, as you subtract -27 from -37, which is the same as adding 27 to -37.
Step-by-step explanation:
The difference between -37 and -27 can be found by subtracting the smaller number from the larger one. In this case, it's -27 - (-37). When subtracting a negative, it's equivalent to adding the positive. So, -27 + 37 equals 10. However, the result retains the sign of the larger number, which is positive. Therefore, the correct answer is c) 10. The difference between -37 and -27 is 10, and the positive sign indicates that the result is in the positive direction on the number line.