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**1-digit addition**## 1-digit addition: Mental arithmetic training 'Kurepuri'

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Add again only a number of the first digit of the total of added numbers next to each other. Repeat it and answer the last first digit.

### Addition Exercises

Mental arithmetic training 'Kurepuri' 01 (Beginner)Add again only a number of the first digit of the total of added numbers next to each other. Repeat it and answer the last first digit. |
Mental arithmetic training 'Kurepuri' 03 (Intermediate)Add again only a number of the first digit of the total of added numbers next to each other. Repeat it and answer the last first digit. |

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