Specific Tricks Level 28: x50 (3d). half then times hundred. 1. Halve number468 x 50 shortcut1.Halve numberHalve numberDivide by 2 first.468 / 2 = 234.2. Times hundred2.Times hundredHalve numberHalve number completedTimes hundredScale by 100.234 x 100.3. Read answer3.Read answerHalve numberHalve number completedTimes hundredTimes hundred completedRead answerRead the complete product.answer 23400.