Integer subtraction on a number line practice problems:
1. a. Write a JCU word problem for 6-(-4)
b. Show the problem 6-(-4) on an open number line.
2. a. Write a JCU word problem for -6-(-4)
b. Show the problem -6-(-4) on an open number line.
3. a. Write a JCU word problem for -6-(4)
b. Show the problem -6-(4) on an open number line.