Solved by boboda

#	Title	# Solved	Avg. Tries
10950	A+B - 3 STANDARD	168,234	1.71
2558	A+B - 2 STANDARD	76,387	1.38
1008	A/B STANDARD	230,111	2.90
1001	A-B STANDARD	278,636	1.45
1000	A+B STANDARD	324,199	2.59

1