vzaimoobratnie zadachi

obratnie zadachi 1 v kakuyu chast kruga popadet kajdoe nasekomoe? est krilya vrednie dlya lyudey poleznie dlya lyudey № 2 str. 18 dlya kajdogo chisla: 51, 28, 14 – zapishi primeri po obraztsu. obrazets: 40 + 6 = 46 50 + 1 = 51 6 + 40 = 46 1 + 50 = 51 46 – 6 = 40 51 – 1 = 50 46 – 40 = 6 51 – 50 = 1 start nazovi kajduyu figuru otrezok lomanaya liniya chetiryoxugolnik krivaya liniya shestiugolnik 4 ispolzuya sxemu, pridumay obratnie zadachi i reshi ix? str. 19 № 5 babochki 14 ? 68 68 – 14 = 54 (babochek) otvet: 54 babochek juki 5 ispolzuya sxemu, pridumay obratnie zadachi i reshi …

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