Warmup – Scientific Notation

1. Write the following numbers in scientific notation:

a) 0.0045834 mm

b) 0.03054 g

c) 438 904 s

d) 7 004 300 000 g

(p. 50, #75)

Warmup – Scientific Notation

1. Write the following numbers in scientific notation:

a) 0.0045834 mm 4.5834 x 10-3 mm

b) 0.03054 g 3.054 x 10-2 g

c) 438 904 s 4.38904 x 105 s

d) 7 004 300 000 g 7.0043 x 109 g

(p. 50, #75)

Warmup – Scientific Notation2. Complete the following addition and

subtraction problems in scientific notation:

a) 6.23 x 106 kL + 5.34 x 106 kL

b) 3.1 x 104 mm + 4.87 x 105 mm

c) 7.21 x 103 mg + 43.8 x 102 mg

e) 4.68 x 10-5 cg + 3.5 x 10-6 cg

g) 9.87 x 104 g – 6.2 x 103 g

j) 5.72 x 10-4 dg – 2.3 x 10-5 dg(p. 51, #77)

Warmup – Scientific Notation2. Complete the following addition and

subtraction problems in scientific notation:

a) 6.23 x 106 kL + 5.34 x 106 kL 1.157 x 106 kL

b) 3.1 x 104 mm + 4.87 x 105 mm 5.18 x 105 mm

c) 7.21 x 103 mg + 43.8 x 102 mg 1.159 x 104 mg

e) 4.68 x 10-5 cg + 3.5 x 10-6 cg 5.03 x 10-5 cg

g) 9.87 x 104 g – 6.2 x 103 g 9.25 x 104 g

j) 5.72 x 10-4 dg – 2.3 x 10-5 dg 5.49 x 10-4 dg(p. 51, #77)

Warmup – Scientific Notation

3. Complete the following multiplication and division problems in scientific notation:

a) (4.8 x 105 km) x (2.0 x 103 km)

b) (3.33 x 10-4 m) x (3.00 x 10-5 m)

c) (1.2 x 106 m) x (1.5 x 10-7 m2)

d) (8.42 x 108 kL) ÷ (4.21 x 103 kL)

e) (8.4 x 106 m3) ÷ (2.4 x 10-3 m)

f) (3.3 x 10-4 g) ÷ (1.1 x 10-6 mL)(p. 51, #78, different units)

Warmup – Scientific Notation

3. Complete the following multiplication and division problems in scientific notation:

a) (4.8 x 105 km) x (2.0 x 103 km) 9.6 x 108 km2

b) (3.33 x 10-4 m) x (3.00 x 10-5 m) 9.99 x 10-9 m2

c) (1.2 x 106 m) x (1.5 x 10-7 m2) 1.8 x 10-1 m3

d) (8.42 x 108 kL) ÷ (4.21 x 103 kL) 2.00 x 105

e) (8.4 x 106 m3) ÷ (2.4 x 10-3 m) 3.5 x 109 m2

f) (3.3 x 10-4 g) ÷ (1.1 x 10-6 mL) 3.0 x 102 g/mL(p. 51, #78, different units)