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znaika2008
@znaika2008
July 2022
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вычисли устно значения выраженийи запиши результаты 230х14+270х14= 23х140+27х140= 230х140+270х40= 78х120-28 х120
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AlienQueen
230 х 14 + 270 х 14 = 3220 + 3780 = 7000
23 х 140 + 27 х 140 = 3220 +
3780 = 7000
230 х 140 + 270 х 40 = 32200 + 10800 = 43000
78 х 120 - 28 х 120 = 9360 - 3360 = 12720
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23 х 140 + 27 х 140 = 3220 + 3780 = 7000
230 х 140 + 270 х 40 = 32200 + 10800 = 43000
78 х 120 - 28 х 120 = 9360 - 3360 = 12720