Penjumlahan dan Pengurangan Dasar

Front

3 + 2

Back

5

Front

7 - 4

Back

3

Front

5 + 1

Back

6

Front

9 - 3

Back

6

Front

2 + 6

Back

8

Front

8 - 5

Back

3

Front

4 + 4

Back

8

Front

10 - 7

Back

3

Front

6 + 3

Back

9

Front

5 - 2

Back

3