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inlocuieste patratele cu simbolurile operatiilor pentru a fi adevarate scrierile "6 ?6 ?6?6=36; 6?6?6?6=11 ; 8?8?8?8=63 ;8?8?8?8=65 ;10?10?10?10=19 ; 10?10?10?10=100

Răspuns :

6x6x:6= 36
6+6-6:6= 11
8x8-8:8= 63
8x8+8:8= 65
10+10-10:10=19
10-10+10x10=100