31Dec

997(б,г,е) 1012(б,г,е) 1013(б,г,е)

lydmilla Математика 1 1

997(б,г,е) 1012(б,г,е) 1013(б,г,е)

Posted by lydmilla | Posted at Dec 31, 2013 | Categories: Математика

Answers

тимур
тимур

б)13 1/5 + 4 2/7 = 13 7/35 + 4 10/35 = 17 17/35 г) 4 2/3 + 7 4/5 = 4 10/15 + 7 12/15 = 11 22/15 = 12 7/15 е) 2 7/48 + 11 7/96 = 2 14/96 + 11 7/96 = 13 21/96 = 13 7/32 б) 8 6/25 - 3 4/5 = 8 6/25 - 6 20/25 = 7 31/25 - 6 20/25 = 1 11/25 г)18 14/45 - 1 7/15 = 18 14/45 - 1 21/45 = 17 59/45 - 1 21/45 = 16 38/45 е)23 9/34 - 2 7/17 = 23 9/34 - 2 14/34 = 22 43/34 - 2 14/34 = 20 29/34 б)14 1/12 - 1 1/18 = 14 3/36 - 1 2/36 = 13 1/36 г)13 1/24 - 1 11/18 =  13 3/72 - 1 44/72 = 12 75/72 - 1 44/72 = 11 31/72 е) 16 2/25 - 12 2/15 = 16 6/75 - 12 10/75 = 15 81/75 - 12 10/75 = 3 71/75

Dec 31, 2013 19:43

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