5_klass_matematika_sor_№6_obsheobr_1_variant

klass _______ imya, familiya _____________________ data _____ voprosi po matematike dlya 5-go klassa sor № 6 1-variant 1. opredelite, kakie iz sleduyushix drobey pravilnie, a kakie nepravilnie: (3 balla) 𝟕 𝟏𝟑 , 𝟐𝟖 𝟏𝟕 , 𝟓 𝟏𝟒𝟕 , 𝟏𝟏𝟗 𝟕𝟑 , 𝟗𝟕 𝟖𝟎𝟗 , 𝟏𝟑𝟗 𝟏𝟑𝟗 pravilnie drobi: nepravilnie drobi: 2. na 1 5 chasti polya v 100 gektarov posadili kartofel, a na 3 5 chasti polya - luk. kakaya chast polya ostalas nezaseyannoy? (3 balla) otvet: _______________________________________________ 3. pervaya glava knigi sostavlyaet 5 12 chastey knigi, a vtoraya – 1 12 . iz skolkix stranits sostoit kniga, esli ee pervaya glava bolshe vtoroy na 16 stranits? (3 balla) otvet: _______________________________________________ 4. naydite raznost: (3 balla) 1) 12 − 5 …

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