Multiplication Shortcut Part- 3

Multiply a number by 0.5, 5, 50, or 500 The  general  method   for this  group  of multipliers  is  to  divide the number by 2 and  then  multiply  the multiplier by 2 (Doubling and Halving method) For Example: 272 × 500 = (272/2) × (2 × 500) = 136  × 1000 = 136,000 If the number […]

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