Calculati: 5:5-0+67-9:5=?
4-8= -4?
3*•6=54
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Răspuns :

5:5-0+67-9:5=
1-0+67-1,8=
1+65,2=66,2

4-8=-4
3*•6=54
54:6=9=3×3=3^2
3×3×6=9×6=54