Directions for use: conversion functions in two
directions, euros towards francs and francs towards euros.
The color in which places itself the figure of the
unities of a number to convert is identical to the color of the unities of the converted number.
by using colors opposite:
To convert 1 euro to francs:
1,00 euro is in the green column, result in francs is in the green column of francs, graduations approximately indicate 6,55 F (the definitive rate of convertion is 6,55957 francs for 1 euro).
To convert 10 euros to francs:
the 0 of the unities of 10 being in the pink column, result is in the pink column on the side from francs, between 60 and 70:
10 euros = 65,5 francs approximately.
To convert 100 euros to francs:
the 0 of the unities of 100 being in the yellow column,
result is in the yellow column on the side from francs:
100 euros = 655 francs approximately.
To convert 500 francs to euros:
the 0 of the unities of 500 being in the yellow column,
result is in the yellow column euros side, one can read:
500 francs = 76,3 euros approximately.
Preciseness is at least three digits, the error of reading is about 1/100 at the top in about 2/1000 in the bottom of the small rule .
Preciseness is related to the quality of the realization of graduations.
The small rule is not intended to replace a pocket calculator of conversion when preciseness in 5 decimals and roundness are necessary for the establishment of documents as invoices.
It is above all an object of COMMUNICATION having a good image at the same time thanks to its attractive presentation provied by colors and especially thanks
to its utility.
Just like a logo, a small rule of conversion, which can be in the colors of the company, can serve of emblem, mark, of recognition of the company which has the exclusivity of it and which uses it in its image, in its publicity ( posters, television, signboards, newspapers, leaflets, paper with heading, smart cards, envelopes of mail... ).