The values must be from higher value to the lowest value:
solving each :
√70 = 8.36
13.5
64/5 = 12.8
13 7/8 = (13x8+7)/8 = 111/8=13.875
So, from higher to lower:
13.875 - 13.5 -12.8 - 8.36
13 7/8 - 13.5 -64/5 -√70
4.5m questions
5.9m answers