80 000 =

• 8 X 10⁴
• 8 X 10³
• 8 X 10²
• 8 X 10¹ = 8 X 10

3 X 10^{2 =}

• 3 X 100 = 300
• 3 X 10 = 30
• 3 X 1 = 3
• 3 X 1000 = 3000

350 =

• 3.5 X 10¹ = 3.5 X 10
• 3.5 X 10²
• 3.5 X 10³
• 3.5 X 10⁴

4 X 10^-2 =

• 4 X 100 = 400
• 4 X 0.02 = 0.08
• 4 X 0.01 = 0.04
• 4 X 0.001 = 0.004

650 000 =

• 6.5 X 10²
• 6.5 X 10³
• 6.5 X 10⁴
• 6.5 X 10⁵

2.4 X 10³ =

• 2.4 X 10 = 2.4
• 2.4 X 100 = 240
• 2.4 X 1 000 = 2 400
• 2.4 X 10 000 = 24 000

23 006 =

• 2.3 X 10⁴
• 2.3006 X 10⁴
• 2.3 X 10⁵
• 2.3006 X 10⁵

0.2005 =

• 2.005 X 10^-1
• 2.005 X 10^-2
• 2.005 X 10^-3
• 2.005 X 10^-4