Tuesday, December 6, 2011

Rays Arithmetic

52. United States money is the money of the United States of America.

10 milld, m, make 1 cent, marked ct.
10 cents ''1 dime, '' D.
10 Dimes ''1 dollar, '' $.
10 dollars '' 1 eagle ''E.

53. A sum of moeny is expressed as dollars and cents, and, when written figures, is always preoceeded by the dollar sign ($).

1. A sum of money is expressed as dollars and cents.

2. A period (.) Also called the decimal point, is used to separate the dollars and cents.

3. Eagles are read as tens of dollars, and dimes are read as tens of cents. Thus, $24.56 is read as 24 dollars and 56 cents; not 2 eagles 4 dollars 5 dimes 6 cents. $16.375 is read dollars 37 cents 5 mills.

4. Hence, the figures left of the decimal point express a number of dollars; the two figures to the right of the decimal point, a number of cents, and the third figure to the right, mills.

Rem.- If the number of cents is less then 10, a cipher must be put in the tens' place

Reduction of U. S. Money – Next

54. 1. As there are 10 mills in 1 cent, in any number of cents there are 10 times as many mills as cents. Therefore to reduce cents to mills.

Rule.- Divide the number of mills by ten; that is, cut off one figure from the right.

3. As there are 10 cents in 1 dime and 10 times in 1 dollar, there are 10x10= 100 cents in 1 dollar; then, in any number of dollars there are 100 times as many cents in a dollar. Therefore, to reduce cents-.

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