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12- 18=6 The equation of moving matches holds 12= 18-6.

The equation of 9+4= 1 moving matches holds.

The equation of 8+5= 12 moving matches holds.

2+9= 18 The equation of moving matches holds. 2+8= 10.

8+ 1= 13 The equation of moving matches holds 6+7= 13.

6+ 1=8 The equation of moving matches holds 8+ 1=9.