Metric Problems Metric Solutions Problems

Answers to Metric Conversions, Scientific Notation, and Significant Digits 

Metric Conversions

Convert the following.

 

1)  125 g to Kg

1.25 x 10-1 Kg

6) 26.9 dm3 to cm3

2.69 x 103 cm3

11) 1.8mL to cm3

 1.8 x 10-3 cm3   

16) 4.8 lb to Kg

   2.2 Kg

21) 23C to K

           296 K

2) 21.3 Km to cm

2.13 x 106 cm

 

7) 18.2 ml to cm3

       1.82 x  101mL

12) 2.45 L to mm3

2.45 x1015mm

17) 1.2 m to inches

        47.9 "

22) 180 C to K

          453 K 

3) 3.34 mm to cm

   3.34 x 10-1 cm

8) 728 nm to m

      7.28 x 10-7 m

13) 40.4 Km to cm

   4.04 x 106 cm

 

18) 27.4 Kg to lb

     6.03 x 101 lb

23) 540K to C

           267 C 

4) 1.23 ml to L

     1.23 x 10-3 L

9) 8.32 cg to mg

      8.32 x 101 mg

14) 8.98 mg to g

          8.98 x 10-3 g

19) 0.25 lb to g

      1.14 x 102 g      

24) 5000K to C

            4727C

5) 47.5 cm3 to L

         4.75 x 10-2 L

10) 4.978 Mg to dg

          4.978 x 107 dg

15) 50.1 mm to Km

       5.01 x 10-5 Km

20) 6'4" to cm

         190 cm

25) 27C to K

           300 K 

 

Scientific Notation

Complete the following calculations and express the answers in scientific notation.

1) [3.0 x 10-3][2.0 x 105]=


     6.0 x 102

4)[   4.6 x 101][2.1 x 10-4]=
    [1.64 x 1034]

            4.1 x 10-37

7) [  2.3 x 1014]=
    [4.17   x 109]

                4.9 x 104

2) [27.3 x 10-22][2.0 x 1018]=


        2.73

5)[   4.2 x 1014][9.4 x 107]=
    [6.4 x 109]

  6.2 x 1012

8) [789.23 x 102][0.0045 x 1015]=


            3.6 x 1017

3) [   1.7 x 109][3.9 x 107]=
    [1.40 x 10-6]

           4.7 x 1022

 

6) [   4.50 x  109]=
    [6.636 x 10-34]

              6.78 x 1044

9)[7.4 x 106][1.9 x 10-3]            =
   [5.3 x 106][1.7 x 10-8][2.4x 105]

                     3.0

Metric Problems Metric Solutions Problems