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number 16 expanded form is
4*4*4
the answer is 64
number 18 is -3*-3*-3
the answer is -27
Number 20 is 1/2*1/2*1/2
the answer is 1/8
16. Expanded Form: 4 x 4 x 4 Value: 64
18. Expanded Form: -3 x -3 x -3 Value: -27
20. Expanded Form: [tex]\frac{1}{2}[/tex] x [tex]\frac{1}{2}[/tex] x [tex]\frac{1}{2}[/tex] Value: [tex]\frac{3}{2}[/tex] (Simplified: 1[tex]\frac{1}{2}[/tex])