𝟓 𝟔 𝟓𝟓 𝟓 𝟔 𝟔𝟔 𝟓 𝟔 + 𝟏 𝟔 𝟏𝟏 𝟏 𝟔 𝟔𝟔 𝟏 𝟔 = 𝟓+𝟏 𝟔 𝟓𝟓+𝟏𝟏 𝟓+𝟏 𝟔 𝟔𝟔 𝟓+𝟏 𝟔 = 𝟔 𝟔 𝟔𝟔 𝟔 𝟔 𝟔𝟔 𝟔 𝟔 =1 𝟓 𝟗 𝟓𝟓 𝟓 𝟗 𝟗𝟗 𝟓 𝟗 + 𝟐 𝟗 𝟐𝟐 𝟐 𝟗 𝟗𝟗 𝟐 𝟗 = 𝟓+𝟐 𝟗 𝟓𝟓+𝟐𝟐 𝟓+𝟐 𝟗 𝟗𝟗 𝟓+𝟐 𝟗 = 𝟕 𝟗 𝟕𝟕 𝟕 𝟗 𝟗𝟗 𝟕 𝟗 𝟓 𝟔 𝟓𝟓 𝟓 𝟔 𝟔𝟔 𝟓 𝟔 - 𝟏 𝟔 𝟏𝟏 𝟏 𝟔 𝟔𝟔 𝟏 𝟔 = 𝟓−𝟏 𝟔 𝟓𝟓−𝟏𝟏 𝟓−𝟏 𝟔 𝟔𝟔 𝟓−𝟏 𝟔 = 𝟒 𝟔 𝟒𝟒 𝟒 𝟔 𝟔𝟔 𝟒 𝟔 = 𝟐 𝟑 𝟐𝟐 𝟐 𝟑 𝟑𝟑 𝟐 𝟑 𝟓 𝟔 𝟓𝟓 𝟓 𝟔 𝟔𝟔 𝟓 𝟔 + 𝟓 𝟔 𝟓𝟓 𝟓 𝟔 𝟔𝟔 𝟓 𝟔 = 𝟓+𝟓 𝟔 𝟓𝟓+𝟓𝟓 𝟓+𝟓 𝟔 𝟔𝟔 𝟓+𝟓 𝟔 = 𝟏𝟎 𝟔 𝟏𝟏𝟎𝟎 𝟏𝟎 𝟔 𝟔𝟔 𝟏𝟎 𝟔 = 𝟓 𝟑 𝟓𝟓 𝟓 𝟑 𝟑𝟑 𝟓 𝟑 =1 𝟐 𝟑 𝟐𝟐 𝟐 𝟑 𝟑𝟑 𝟐 𝟑
𝟗 𝟏𝟏 𝟗𝟗 𝟗 𝟏𝟏 𝟏𝟏𝟏𝟏 𝟗 𝟏𝟏 + 𝟕 𝟏𝟏 𝟕𝟕 𝟕 𝟏𝟏 𝟏𝟏𝟏𝟏 𝟕 𝟏𝟏 = 𝟗+𝟕 𝟏𝟏 𝟗𝟗+𝟕𝟕 𝟗+𝟕 𝟏𝟏 𝟏𝟏𝟏𝟏 𝟗+𝟕 𝟏𝟏 = 𝟏𝟔 𝟗 𝟏𝟏𝟔𝟔 𝟏𝟔 𝟗 𝟗𝟗 𝟏𝟔 𝟗 =1 𝟓 𝟗 𝟓𝟓 𝟓 𝟗 𝟗𝟗 𝟓 𝟗 𝟐𝟎 𝟐𝟏 𝟐𝟐𝟎𝟎 𝟐𝟎 𝟐𝟏 𝟐𝟐𝟏𝟏 𝟐𝟎 𝟐𝟏 + 𝟏𝟔 𝟐𝟏 𝟏𝟏𝟔𝟔 𝟏𝟔 𝟐𝟏 𝟐𝟐𝟏𝟏 𝟏𝟔 𝟐𝟏 = 𝟐𝟎+𝟏𝟔 𝟐𝟏 𝟐𝟐𝟎𝟎+𝟏𝟏𝟔𝟔 𝟐𝟎+𝟏𝟔 𝟐𝟏 𝟐𝟐𝟏𝟏 𝟐𝟎+𝟏𝟔 𝟐𝟏 = 𝟑𝟔 𝟐𝟏 𝟑𝟑𝟔𝟔 𝟑𝟔 𝟐𝟏 𝟐𝟐𝟏𝟏 𝟑𝟔 𝟐𝟏 = 𝟏𝟐 𝟕 𝟏𝟏𝟐𝟐 𝟏𝟐 𝟕 𝟕𝟕 𝟏𝟐 𝟕 =𝟏𝟏 𝟓 𝟕 𝟓𝟓 𝟓 𝟕 𝟕𝟕 𝟓 𝟕 𝟕 𝟗 𝟕𝟕 𝟕 𝟗 𝟗𝟗 𝟕 𝟗 − 𝟒 𝟗 𝟒𝟒 𝟒 𝟗 𝟗𝟗 𝟒 𝟗 = 𝟕−𝟒 𝟗 𝟕𝟕−𝟒𝟒 𝟕−𝟒 𝟗 𝟗𝟗 𝟕−𝟒 𝟗 = 𝟑 𝟗 𝟑𝟑 𝟑 𝟗 𝟗𝟗 𝟑 𝟗 = 𝟏 𝟑 𝟏𝟏 𝟏 𝟑 𝟑𝟑 𝟏 𝟑 𝟓 𝟏𝟖 𝟓𝟓 𝟓 𝟏𝟖 𝟏𝟏𝟖𝟖 𝟓 𝟏𝟖 + 𝟕 𝟏𝟖 𝟕𝟕 𝟕 𝟏𝟖 𝟏𝟏𝟖𝟖 𝟕 𝟏𝟖 = 𝟓+𝟕 𝟏𝟖 𝟓𝟓+𝟕𝟕 𝟓+𝟕 𝟏𝟖 𝟏𝟏𝟖𝟖 𝟓+𝟕 𝟏𝟖 = 𝟏𝟐 𝟏𝟖 𝟏𝟏𝟐𝟐 𝟏𝟐 𝟏𝟖 𝟏𝟏𝟖𝟖 𝟏𝟐 𝟏𝟖 = 𝟐 𝟑 𝟐𝟐 𝟐 𝟑 𝟑𝟑 𝟐 𝟑 𝟕 𝟐𝟓 𝟕𝟕 𝟕 𝟐𝟓 𝟐𝟐𝟓𝟓 𝟕 𝟐𝟓 − 𝟐 𝟐𝟓 𝟐𝟐 𝟐 𝟐𝟓 𝟐𝟐𝟓𝟓 𝟐 𝟐𝟓 = 𝟕−𝟐 𝟐𝟓 𝟕𝟕−𝟐𝟐 𝟕−𝟐 𝟐𝟓 𝟐𝟐𝟓𝟓 𝟕−𝟐 𝟐𝟓 = 𝟓 𝟐𝟓 𝟓𝟓 𝟓 𝟐𝟓 𝟐𝟐𝟓𝟓 𝟓 𝟐𝟓 = 𝟏 𝟓 𝟏𝟏 𝟏 𝟓 𝟓𝟓 𝟏 𝟓
Домашняя работаа) 2 7 2 2 7 7 2 7 + 5 7 5 5 7 7 5 7 б) 3 5 3 3 5 5 3 5 − 1 5 1 1 5 5 1 5 в) 11 45 11 11 45 45 11 45 − 2 45 2 2 45 45 2 45 г) 18 23 18 18 23 23 18 23 + 9 23 9 9 23 23 9 23 д) 17 20 17 17 20 20 17 20 + 13 20 13 13 20 20 13 20
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