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Smack It!
Smack It!expressions
24+1124-1124x11241116+716-716716x7Level 1
Level 2(24+11)x22411-2(16+7)216-7-2167+2
2-(16-7)2-2411Level 3(17+3)x2(17-3)517x3+5173-5(21+7)521-7-5217+521x7x5
5-1735- (21-7)