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a fost răspuns

[(136×4+45×6)×5-2552]:(900-3×293=

Răspuns :

(1000x5-2552):(900-879)=
(5000-2552):21=
2448:21=2436 rest 12
[(136x4+45x6)x5-2552]:(900-3x293)=
[(544+45x6)x5-2552]:(900-3x293)=
[(544+270)x5-2552]:(900-3x293)=
(814x5-2552):(900-3x293)=
(4070-2552):(900-3x293)=
1518:(900-3x293)=
1518:(900-879)=
1518:21=72 rest2

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