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Cat face (7supra 4+2×7 supra 5+3×7supra 6):162

Răspuns :

Renatemambouko
(7/4+2×7/5+3×7/6):162=
=(7/4+14/5+21/6):162=
=(7×15+14×12+210)/60):162=
=(105+168+210)/60):162=
=483/60 ×1/162=
=161/20 ×1/162=
=161/3240

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