Split the multiplier into a factor of 10 to make the decimal multiplication easier.<br><br>
&bull; 1.28 × 30 = 1.28 × 3 × 10<br>
&bull; 1.28 × 3 = 3.84<br>
&bull; 3.84 × 10 = 38.4<br>
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Final Answer: 1.28, 3, 3.84, 38.4