Simple math hw. Question 1
Which number is the smallest? 4.4 ⋅ 10−5, 3.99 ⋅ 10−6, 2.6 ⋅ 102, 1.85 ⋅ 103

4.4 ⋅ 10−5
3.99 ⋅ 10−6
2.6 ⋅ 102
1.85 ⋅ 103
Question 2
Convert 5.4 ⋅ 103 to standard form.

0.0054
0.00054
5,400
54,000
Question 3
Convert 3,200,000 to scientific notation.

3.2 ⋅ 106
3.2 ⋅ 105
3.2 ⋅ 10−6
3.2 ⋅ 10−5
Question 4
Convert 0.0001 to a power of 10.

10−4
104
10−3
103
Question 5
Compare 8 ⋅ 107 to 2 ⋅ 104.

8 ⋅ 107 is 4,000 times larger than 2 ⋅ 104.
8 ⋅ 107 is 400 times larger than 2 ⋅ 104.
8 ⋅ 107 is 40 times larger than 2 ⋅ 104.
8 ⋅ 107 is 4 times larger than 2 ⋅ 104.

Question 6The table shows the diameters of three planets:
Planet Diameter
Neptune 4.9 ⋅ 104
Saturn 1.2 ⋅ 105
Uranus 5.1 ⋅ 104

Order the planets from greatest to least diameter.
Saturn, Uranus, Neptune
Neptune, Uranus, Saturn
Uranus, Neptune, Saturn
Saturn, Neptune, Uranus