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De rezolvat (A) [500-(3500:700x80-40x9)x(64:8)]:9-(72:6):(81:27)=?
B) 2x{350:[491-3x(125-78)]+350}=?
C)150150-150x[19la putera2+(15+5la puterea3)]=? va rog frumos dau coroana

Răspuns :

Dcarinaf
A.
[500-(5*80-360)*8]/9-12/3
[500-(400-360)*8]/9-4
(500-40*8)/9-4
(500-320)/9-4
180/9-4
20-4
=16

B.
2*[350/(491-3*47)+350]
2*[350/(491-141)+350]
2*(350/350)+350
2*1+350
2+350
=352

la C este 150150 primul numar ? sau ai grsit la scris ?

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