Заполнить пропуски! Упражнение 3. Created by anytakiska0. matematika-ru

Заполнить пропуски! Упражнение 3...

Rudik13 А) 1 5/12 - 9/10 = 1 25/60 - 54/60 = 85/60 - 54/60 = 31/60
б) 9 1/2 - 5 9/17 = 9 17/34 - 5 18/34 = 8 51/34 - 5 18/34 = 3 33/34
в) 3 4/7 - 1 7/9 = 3 36/63 - 1 49/63 = 2 99/63 - 1 49/63 = 1 50/63
г) 7 3/8 - 2 5/6 - 7 9/24 - 2 20/24 = 7 9/24 - 2 20/24 - 7 9/24 - 2 20/24 = - 4 40/24 = - 5 16/24 = - 5 2/3

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prettypushkova

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25. 36. 31
а)1--- - --- = ------
60. 60. 60
12. 18. 46. 18. 28
б)9---- - 5 ---- = 8----- - 5 ----- = 3 ---
34. 34. 34. 34. 34
99. 49. 50
в)2---- - 1----- = 1------
63. 63. 63
33. 20. 13
г)6----- - 2----- = 4------
24. 24. 24

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