1Why is minus 2 larger than minus 7, when 7 is larger than 2?
2Explain why subtracting a negative is the same as adding, using a real situation.
3Why do two negative numbers multiply to give a positive answer?
4Why is (−3) + (−4) equal to minus 7 rather than 7?
5Give three real situations where negative numbers are used, and say what zero means in each.