Module 2 Pretest Homework Packet Answers
Module Two-Part C: Exponential Numbers and Scientific
Notation 5 points
Express
the following ordinary numbers in scientific notation (If greater than three
significant figures, round off to three significant figures:
(1)
1,010,100,000,000, 000
= ___1.01 x 1015________
(2)
0.000 000 000 000
019 = ___1.9 x 10-14 ________
(3) 456,789
= ___4.57 x 105________
(4)
0.0001198 = __1.20 x 10-4_______
(5)
1,000,000 = ___1 x 106______
(6) 0.000200 = ___2.00 x 10-4_______
(7)
Express the following
products in exponential form
2 X 2
X 2 X 2 X 2 X 2 X 2 X 2 = ___28________
(8)
and use your calculator to calculate the value:
Value
= ____256____________
(9) Express the following powers often notation:
1 x 100
= __1___
1 X 101=_10___ 1 x 10-1
= _0.1_______
(10)
Express the ordinary number in scientific notation in three significant
figures:
60,230,000,000,000,000,000,000
= ___6.02 x 1022_____________
Additional Homework (not required) for your practice:
Corwin 7th edition:
Page 26: #27-#36; #37- #42