# Add and show sum in base five: 213five + 122five (more questions below)

Anonymous

Question description

1. Why does a number expansion help to convert from a nondecimal base to a decimal (base 10) base?

2.  What base 4 number would immediately follow 213four?  What base 7 number would immediately precede 560seven?

3.  Add and show sum in base five:  213five + 122five

4.  Conversions between octal and binary can be done without intermediate conversion to decimal.  How is this done?  Convert 10010111two to octal.  Convert 634eight to binary (base 2) using the quick conversion shortcut.  Why does the shortcut work?

5.  Conversions between hexidecimal and binary can be done without intermediate conversion to decimal.  Explain how is this done?  Convert 9CEsixteen to binary (base 2).

6.  How can you convert between any two nondecimal bases?

7.  One version of a base twelve system uses A for ten and B for eleven.  Convert 5BAtwelve to decimal.

(Top Tutor) Studypool Tutor
School: Boston College
Studypool has helped 1,244,100 students
flag Report DMCA

Brown University

1271 Tutors

California Institute of Technology

2131 Tutors

Carnegie Mellon University

982 Tutors

Columbia University

1256 Tutors

Dartmouth University

2113 Tutors

Emory University

2279 Tutors

Harvard University

599 Tutors

Massachusetts Institute of Technology

2319 Tutors

New York University

1645 Tutors

Notre Dam University

1911 Tutors

Oklahoma University

2122 Tutors

Pennsylvania State University

932 Tutors

Princeton University

1211 Tutors

Stanford University

983 Tutors

University of California

1282 Tutors

Oxford University

123 Tutors

Yale University

2325 Tutors