Exponential Form (Powers of Ten)

Mathematics

FQ; How do I write numbers in different number system?

EXPONENTIAL FORM

Watch the following clips and complete the activities

https://www.youtube.com/watch?v=X0Z3QMKI5Gg

https://www.youtube.com/watch?v=sBAOJ9NdVdM&t=206s

ACTIVITIES

Complete the following in their different groups.

Tier 1

John was asked to write 60,529 in expanded form using exponents. He wrote (6x10³) + (5x10²)+(2x10¹)+(9x10⁰). Was his answer correct? If not, write the correct response. ___________________________

In one year, 450 x 10³ Jamaicans visited the United States. Write this number in standard form. ___________

An acre of land was purchased for $27,000,000. Write this dollar amount in exponential form. ____________

Tier 2

What numbers are represented by each of the following:

1.      According to exponent rules, when we raise the power to a power we _______ the exponents add

a.      Subtract            b. multiply         c. divide

2.      Anything raised to a power of zero is always:

a.      0                            b. 1                        c. itself                d. negative

3.      In 2³ what is the base?

a.      2                            b. 3                        c. 2³

4.      Which is equivalent to 5 x 5 x 5 x 5?

a.      5³                          b. 5⁴                       c. 4⁵                       d. 5⁵

5.      Which is equivalent to 3⁴?

a.     a.  27                           b. 9                        c. 81                      d. 12