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Cum pun semnele operatilor pentru a obtine egalitati :
6□6□6□6=11
8□8□8□8=63
8□8□8□8=65
10□10□10□10=19
6□6□6□6=36
10□10□10□10=100


Răspuns :

6+6:6+6=11
8x8-8:8=63
8x8+8:8
10+10-10:10=19
10x10:10x10=100
6:6x6x6=36
6+6-6:6=12-1=11
8x8-8:8=64-1=63
8x8+8:8=64+1=65
10+10-10:10=20-1=19
6-6+6x6=0+36=36
10-10+10x10=0+100=100