17.01.01.02_v0018-s0001-n0016-p0251
All Pages in this Issue
| Title | Article Summary |
|---|---|
| The teaching of mathematics | Divides the instruction of arithmetic into three groups: factors, profit and loss, and domestic and foreign exchange. |
| Title | Article Summary |
|---|---|
| The teaching of mathematics | Divides the instruction of arithmetic into three groups: factors, profit and loss, and domestic and foreign exchange. |