Unit 2:
Arithmetic

September 20-
October 4


The Rhind Papyrus


Readings.
 

Topic Book Pages
Egyptian arithmetic MMC
CP
75-80
61-76
Babylonian arithmetic CP 102-108
Vedic multiplication CP
handout
243-249
Gelosia multiplication handout

Book codes:  AC=Africa Counts;  MMC=Multicultural Math Classroom;  CP=Crest of the Peacock;  UHN=Universal History of Numbers


Assignment #2.  (final list--due Monday, October 8th)

  1. Write the numbers 3,005 and 59 in Egyptian hieroglyphics, then show how the Egyptians would have computed
    1. 3,005 + 59
    2. 3,005 - 59
    Leave your answers in hieroglyphics.
  2. Compute the following using the Egyptian two-column method.  You need not use hieroglyphics.
    1. 69 x 123
    2. 312 / 12
  3. Compute the following using base 60 arithmetic.  Show your work.  Check your answers by converting to base 10.
    1. 21,45  +  3,0,55
    2. 30,0,0,5 - 1,20
  4. Show how to multiply 238 x 457
    1. using the gelosia method
    2. using Vedic multiplication
  5. Extra credit.  Compute the following using base 60 arithmetic.  Show your work.
    1. 43,20 x 51,40
    2. 1,0,5  /  7

Sample Test Questions.

You may bring a 5x7 index card with any notes you wish on it.  The test will be about 30 minutes long.


Web Resources.


 
 
 


Multicultural Mathematics home page.
Images are from the MacTutor History of Mathematics Archive (used by permission).
 

Rachel W. Hall / Department of Math and Computer Science / St. Joseph's University / rhall@sju.edu