Specific Tricks Level 20: x5 (3d). half then times ten. 1. Halve number468 x 5 shortcut1.Halve numberHalve numberDivide by 2 first.468 / 2 = 234.2. Times ten2.Times tenHalve numberHalve number completedTimes tenScale by 10.234 x 10.3. Read answer3.Read answerHalve numberHalve number completedTimes tenTimes ten completedRead answerRead the complete product.answer 2340.