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THE NEW STUDENT'S REFERENCE  WORK

2191

State rapidly the decimal equivalents :

Place in center circle any per cent, as 12 J, 33|, 20, etc.

Have pupils perform work mentally when possible, and be  ready with answers in a limited time.

Repetition in this work will assure accuracy and great speed.

The examples in percentage may be classified under one of the three following principles:

I.   To find a given per cent of a number. II. To find*what per cent one number is of another. III. To find a number when a percentage of it is given.

State rapidly the fractional equivalents of the following % 's: