A key to Green's new arithmetic: containing the entire operations of all the sums. Designed for the immediate detection of the pupil's errors, and for the teacher's assistance in hearing the recitations. To which, is prefixed, an essay on the method of teaching

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H. Perkins, 1841 - Mathematics - 121 pages
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Contents

Section 1
3
Section 2
13
Section 3
14
Section 4
23
Section 5
63
Section 6
82
Section 7
84
Section 8
96
Section 9
115
Section 10
118

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