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[tex](5 \div 0. {2}^{2} + 0.5) \times 2[/tex]


Răspuns :

[tex](5\div 0.2^2+0.5)\times 2=[/tex]

[tex]=10\div 0.2^2+1[/tex]

[tex]=10\div 0.04+1[/tex]

[tex]= 10\div (4\div 100)+1[/tex]

[tex]= 10 \div 4\times 100+1[/tex]

[tex] =1000\div 4+1[/tex]

[tex]= 250+1[/tex]

[tex]=251[/tex]