Gr7 Demo lesson

The exponential form of 10,000 is

• 10⁴

• 10⁶

• None of these

Express the following in standard form: 6892.25

• 6.89225x10³

• 68.9225x10⁵

• 6.89225x10⁷

• 0.68x10²

Express the following number in standard form: 2,520,000

Express the following number as a large ordinary number: 7.862x10⁵

• 786,200

• 786.2

• 786,200,000

• 786,200,000,000

The earth has 1.353 x 10⁹ cubic km of sea water. Express as an ordinary number

• 1,353,000

• 135,300,000

• 135,300

• 1,353,000,000